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INDEX
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AUDIO
ASSEMBLED MODULES
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HKSK017
|
K1
|
Mono pre-amp
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HK00279
|
K2
|
Mono pre-amp
|
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HK00281
|
K3
|
Mono tone controls
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HK00626
|
K7
|
Mono vox control
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HK00378
|
K9
|
Mono pre-amp
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INDEX
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AUDIO
ASSEMBLED MODULES
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|
HK00627
|
K10
|
Mono pre-amp
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|
HK00269
|
K13
|
Mono power amp
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|
HKSK038
|
K14
|
Mono power amp
|
|
HK00003
|
K15
|
Mono power amp
|
|
CTF00816
|
K15
|
Transformer for HK00003
|
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HK00286
|
K17
|
Stereo tone controls
|
|
HK00288
|
K19
|
Stereo pre-amp
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|
HK00272
|
K20
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Stereo power amp
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HK00531
|
K21
|
Stereo Headphone amp
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|
HKSK012
|
K22
|
Stereo power amp
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|
HK00532
|
K24
|
Mono power amp
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HK00368
|
K26
|
Mono power amp
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|
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HK00653
|
K27
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Pre-&- power amp
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HK00034
|
K30
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Mono mixer
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HK00706
|
K170
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Graphic equalizer
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HK00707
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K41
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Sound efects
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HK00700
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K42
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Sound efects
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IT44762
|
K214
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Noise eliminator
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HK00033
|
K126
|
VU meter
|
|
 |
| Code:- |
CHKSK017 |
| Price |
£11-50 |
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A general purpose pre-amplifier
with pre-set
|
gain control, suitable for radio,cassette,guitar
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Technical
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|
Data
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Power volts DC
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24V @ 2mA
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Input Imp.
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50K
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|
Max I/P Level
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1V
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Gain (variable)
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20dB
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Max O/P Level
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2V
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Min O/P Load
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10K
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Frequency Resp
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20Hz-50KHz
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Distortion
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0.05% max.
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Universal Pre-amp Mono
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 |
| Code:- |
CHK00279 |
| Price |
£13-00 |
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Ideal for building into
existing equipment
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Board has integral fixing
holes
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Technical
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Data
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Power volts DC
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12V@5mA
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Input imp.
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10K
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I/P Level
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5mV
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Gain (variable)
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30
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Max O/P Level
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2V
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Min O/P Load
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10K
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Frequency Resp
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30Hz-17KHz
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Size mm
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20x50x35
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Mono General Purpose Pre-amp
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 |
| Code:- |
CHK00281 |
| Price |
£17-00 |
|
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A "Bandaxall"
tone control corrector circuit
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seperate treble and bass
controls
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giving boost or cut
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Can be used with most pre-amps
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Technical
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Data
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Power volts DC
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12V@12mA
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Input imp.
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100K
|
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Max I/P Level
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10mV
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Max O/P Level
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2V
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Min O/P Load
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10K
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Frequency Range
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10Hz-40KHz
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Size mm
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20x88x75
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Mono Tone Control Module
|
 |
| Code:- |
CHK00626 |
| Price |
£21-00 |
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Sound activated relay switch
with integral
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microphone. When module
receives signal,
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the relay output is automatically
connected
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for whole of time the signal
is being received.
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Fitted with sound level
control & LED indicator
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microphone and connection
terminals.
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Technical
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Data
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Power volts DC
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12V
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Current
|
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60mA
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Max I/P Level
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3V
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Frequency Resp
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30Hz-17KHz
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Size mm
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77x28x42
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Mono Vox Control With Mic
|
 |
| Code:- |
CHK00378 |
| Price |
£9-00 |
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For use with low and medium
|
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impedance microphones
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Sensitivity for 0dB out 5 mv.
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Input impedance 560R
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Technical
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Data
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Power volts DC
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6-18V @ 5ma
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Gain
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(variable)
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Max O/P Level
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2V
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Signal/noise
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80dB
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Min O/P Load
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5K
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Frequency Resp
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30Hz-17KHz
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Distortion
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0.05% max.
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Mono pre-amplifier module
|
 |
| Code:- |
CHK00627 |
| Price |
£15-00 |
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High quality sound from
a very small unit
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On board low impedance microphone
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On board gain control
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Fully assembled and tested
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Technical
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Data
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Power volts DC
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6-18V @ 5ma
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Gain
|
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(variable)
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Max O/P Level
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2V
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Signal/noise
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80dB
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Min O/P Load
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5K
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Frequency Resp
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30Hz-17KHz
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Distortion
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0.05% max.
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Mono Pre-amp Module With Mic.
|
 |
| Code:- |
CHK00269 |
| Price |
£11-50 |
| Code:- |
CHK00028 |
| Price |
£13-50 |
| Code:- |
CHK00029 |
| Price |
£19-50 |
| Code:- |
CHK00030 |
| Price |
£24-50 |
| Code:- |
CHK00031 |
| Price |
£39-50 |
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A selection
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of mono power amplifiers
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ideal for the constructor.
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All have an input
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impedance of 100K
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Frequency response:-
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30Hz -18KHz
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Output impedance 4-8R
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Min.output load 4R
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Distortion 0.4%
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Require a 12V DC
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power supply as listed
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Technical
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Data
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Current
0.5 W.
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50mA@12V
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Current
1 W.
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200mA@12V
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Current
5 W.
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250mA@12V
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Current
15 W.
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500mA@24V
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Current
20 W.
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2A@12V
|
| |
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I/P
Level 0.5W
|
50mV
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I/P Level
1W
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50mV
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I/P Level
5W
|
100mV
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I/P
Level 15W
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500mV
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I/P
Level 20W
|
250mV
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| |
|
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Size
mm 0.5W
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30 x 28
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Size
mm 1W
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50 x 35
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Size
mm 5W
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50 x 40
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Size
mm 15W
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80 x 65
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Size
mm 20W
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70
x 70
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Mono Professional
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HI-FI
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HIGH QUALITY
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Power Amp Modules
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|
 |
| Code:- |
CHKSK038 |
| Price |
£16-00 |
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Designed around one of the
latest IC`s
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Protected aganst output
short circuits.
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Module
must be bolted to a suitable heat sink
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Budget unit ideal as service
replacement
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Technical
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Data
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Power volts DC
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12V
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Current
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2A
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Max I/P Level
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50mV
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Distortion
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1% max
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Max O/P
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20W
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Min O/P Load
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2R (spkr)
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Frequency Resp
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22Hz-22KHz
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20W Mono Amplifier
|
 |
| Code:- |
CHK00003 |
| Price |
£40-50 |
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Compact amplifier with built
in supply rectifier
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*No click when switching
on or off*
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*Short circuit proof**High
input sensitivty*
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*Extreemly low THD**Wide
power bandwidth*
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*Internal overload protection*
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Important:-
with 4R operation
|
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an
additional cooling must be used
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Technical
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Data
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Power volts AC
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+/-24V
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Input Imp.
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20K
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Frequency Resp
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15Hz-60KHz
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Output impedance
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4 -16R
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Output power RMS
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30W (8R)
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34W (4R)
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Size
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65x77mm
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45 W Mono Power Amplifier
|
| Code:- |
CTF00816 |
| |
|
| Price |
£26-00 |
|
Mains Power Transformer for above 45 Watt Amplifier
|
 |
| Code:- |
CHK00286 |
| Price |
£26-00 |
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Module allows you to independently
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adjust balance, volume,treble
and bass
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through
potentiometers inserted in PCB.
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Very low 0.3% distortion.
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Technical
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Data
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Power volts DC
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9-18 V
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Current
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35 mA
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I/P Level
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300 mV -1.5 V
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I/P impedance
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47K
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Volume control
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-80dB - 21dB
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Balance control
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+/-15dB
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Bass control
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-19dB - +17dB
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Size mm
|
124x59x25
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Stereo Tone Control Module
|
 |
| Code:- |
CHK00288 |
| Price |
£16-00 |
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High quality stereo variable
gain pre-amplifier.
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Each channel fitted with
pre-set gain control.
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Technical
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Data
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Power volts DC
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12-24V
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Current
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25mA
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I/P Level
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10mV
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I/P impedance
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|
47K
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Max O/P Level
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2V
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Min O/P Load
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4K7
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Frequency Resp
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20Hz-20KHz
|
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Size mm
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20x75x52
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Adjustable gain Stereo Pre-amp
|
 |
| Code:- |
CHK00272 |
| Price |
£17-00 |
|
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Designed
to drive low impedance loads.
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|
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Technical
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Data
|
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Power volts DC
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12V @ 100mA
|
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Input imp.
|
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100K
|
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Max I/P Level
|
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50mV
|
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Gain (variable)
|
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30dB
|
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Max O/P
|
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0.5W
|
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Min O/P Load
|
|
8R
|
|
Frequency Resp
|
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30Hz-18KHz
|
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Size mm
|
|
15x55x40
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|
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Stereo 0.5W Headphone Amp.
|
 |
| Code:- |
CHK00531 |
| Price |
£14-00 |
|
|
|
|
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Designed to connect to
|
|
a mixing desk output
|
|
or other ancillary equipment
|
|
|
|
|
Technical
|
|
Data
|
|
Power volts DC
|
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6V
|
|
Input Imp.
|
|
100K
|
|
Output imp.
|
|
8-32R
|
|
Output power
|
|
106mW rms
|
|
Size mm
|
|
35 x 35
|
|
|
Stereo Headphone Amplifier Module
|
 |
| Code:- |
CHKSK012 |
| Price |
£27-50 |
|
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A compact stereo amplifier
that will operate
|
|
from a wide range of supply
voltages.
|
|
|
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Can deliver 2 x 10W or 1
x 20W
|
|
depending on connections
|
|
|
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Protected against output
short circuits.
|
|
Module
must be bolted to a suitable heatsink.
|
|
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Technical
|
|
Data
|
|
Power volts DC
|
|
12V
|
|
Current
|
|
1.5A
|
|
Input imp.
|
|
45K
|
|
Distortion
|
|
1% max.
|
|
Max O/P Level
|
|
2x10W
|
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Min O/P Load
|
|
2R
|
|
Frequency Resp
|
|
22Hz-22KHz
|
|
|
2 X 10W Stereo Amplifier
|
 |
| Code:- |
CHK00532 |
| Price |
£24-50 |
|
| Code:- |
CHK00533 |
| Price |
£30-50 |
|
| Code:- |
CHK00534 |
| Price |
£47-00 |
|
| Code:- |
CHK00535 |
| Price |
£49-50
|
|
|
A range of power amplifier
|
|
modules 25 to 100 Watt
|
|
Main features are direct connection,
|
|
High quality sound, Short circuit protected.
|
|
All require symmetrical power supply rails.
|
|
|
Technical
|
Data
|
|
25 W Model
|
42 V. DC / 1A
|
|
35 W Model
|
28 V. DC / 1.2A
|
|
60 W Model
|
32 V. DC / 1.5A
|
|
100 W Model
|
42 V. DC / 2.2A
|
|
Input Imp.
|
47K
|
|
I/P Level
|
700mV
|
|
O/P Load
|
4-8R
|
|
Frequency Resp
|
20Hz-20KHz
|
|
Mono Professional
HI-FI Power Amps
|
 |
| Code:- |
CHK00368 |
| Price |
£27-00 |
|
|
|
This amplifier has an
|
|
integrated circuit which
is
|
|
protected against polarity
inversions
|
|
and output short circuits,
|
|
helps protect against posible
|
|
failure during installation or general use.
|
|
|
Technical
|
Data
|
|
Power volts DC
|
12V@2A
|
|
Input Imp.
|
100K
|
|
Max I/P Level
|
300mV
|
|
Min O/P Load
|
4-8R
< | | |