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6 - 10W Stereo Ampl Mod using TDA2005

Documentation in acrobat format (K143)

cps143.jpg
Kit 143 is a class AB stereo audio power
amplifier designed for quality hi-fi
applications using a TDA2005 module. It is
easy to construct and has a minimum of
external components. The module has output
current protection and thermal protection. This
is the data book circuit which produces an
excellent sound. The supply voltage required
for this kit is 8 - 18V DC at 1 to 2 Amps.

PCB size 3"x1 3/4"(CPS143)
 
Quantity
Price
1 – 9$21.66
10 – 99$20.52
100 +$18.81

  (Kit - Basic Soldering Required)  
  CPS143  
  15  
 
 
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tn_cps100.jpg
Stereo Preamplifier - Tone Control Unit
 
This is a preamplifier and tone control unit
which will make a useful addition to any
of our power amplifier kits. It is extremely
easy to construct due to the use of a special IC,
the Philips TDA 1524A. This contains all the
circuitry required to provide up to 20 dB of
voltage gain, +/-15 dB of bass and treble
control, channel balance, and a switchable
loudness contour.
Specification
D.C. Input : 15V DC supply or 12V DC battery. 50 mA min.
Maximum output : > 3 V RMS
Maximum input : > 300 mV, G = 20 dB
> 3V RMS, G = 0dB. Input Z > 10 k ohm. Output Z < 300 ohm
Frequency resp. : < 10 Hz to > 50 kHz + / – 1 dB
THD at 1kHz : < 0.1 % at 1V output
S/N ratio : > 80 dB, G = 0 dB
Bass boost/cut ~ 15 dB at 50 Hz
Treble boost/cut ~ 15 dB at 15 kHz
PCB size: 4 inches x 2 1/4 inches. (CPS100)
Quantity
Price
1 – 9$28.10
10 – 99$26.10
100 +$25.23

  (Kit - Basic Soldering Required)  
  CPS100  
  13  
 
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tn_cps87.jpg
1W Stereo Audio Amp Module KA2209 (ver 2  (Out of Stock)
 
This stereo amplifier module uses the Samsung KA2209 8-pin IC. This is equivalent to the TDA2822. The circuit is the standard text-book circuit for this chip. No heat sink is required. 2-9 volt operation. (CPS87) (version 2)
Quantity
Price
1 – 9$15.96
10 – 99$15.12
100 +$13.86

  (Kit - Basic Soldering Required)  
  CPS87  
  0  
 
..........................
Click here for detailed specs.
18W BTL Audio Power Amplifier
 
This kit contains the essential components to build a low voltage, high power mono 18W Bridge Tied Load (BTL) amplifier module using the Hitachi HA13118. The circuit is straight out of the data sheet. Only a few external passive components are required to make the module. The IC contains surge protection circuits and thermal shutdown circuits. The speaker and cables are not included. (CPS105)
Quantity
Price
1 – 9$20.52
10 – 99$19.44
100 +$17.82

  (Kit - Basic Soldering Required)  
  CPS105  
  17  
 
..........................
Click here for detailed specs.
1W Stereo Amplifier Module
 
Uses 2 LM386N-1 for a stereo amplifier. Ideal for walkman and other battery powered items. 4V - 12V DC. Instructions PCB and components supplied.

This is a 1 watt per channel, stereo amplifier module Kit using two LM386N IC’s from National Semiconductor. It is basically two of our CPS17’s on a single PC board, with a dual gang pot. It will operate best from 6-12V DC and will work well from a battery since the quiescent current drain is only 10 mA. It requires no heat sinks for normal use. The input and output are both ground referenced. Maximum output will be obtained with a 12V power supply and 8 ohm speaker, however it is particularly suitable for driving headphones from a supply as low as 4V. Speakers are not supplied. They should be rated at 3W or over. PCB size 63mm x 40mm (2.5" x 1.5"). (CPS115)
Quantity
Price
1 – 9$14.82
10 – 99$14.04
100 +$12.87

  (Kit - Basic Soldering Required)  
  CPS115  
  10  
 
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tn_cps98.png
Preamplifier
 
A preamplifier to use with an electret or other microphone to boost the signal before feeding into an amplifier. Simple and easy to build. PCB Size: 1.75" x 1.25". Power supply: 6 to 12VDC (Electret microphone Included)
Quantity
Price
1 – 9$13.68
10 – 99$12.96
100 +$11.88

  (Kit - Basic Soldering Required)  
  CPS98  
  36  
 
..........................
Click here for detailed specs.
10W Stereo amplifier module TDA2009A
 
The TDA2009 is a class AB dual hi-fi audio amplifier IC designed for quality stereo applications. This is a standard data book application circuit using a minimum of external components. Each channel is capable of delivering 10 Watts into 4 Ohm speakers using a 24VDC supply voltage. PCB size: 3.58" x 1.81".
(CPS88)
Quantity
Price
1 – 9$21.66
10 – 99$20.52
100 +$18.81

  (Kit - Basic Soldering Required)  
  CPS88  
  42  
 
..........................
tn_cps97.jpg
2W amplifier module LM380
 
This is a very simple amplifier built around the LM380 IC. It can deliver up to 2W into an 8 ohm speaker depending on the supply voltage. Instead of using a heatsink or heat fins the heat produced is dissipated through the center pins of the IC into the copper overlay left on the PCB. If you do require a sustained output of more than ½ watt, you will need to add a heatsink (not included). The IC solders directly to the PCB.
PCB size: 1.75in x 1.75in (45mm x 45mm)

Power output:
> 2 Watt max. (4-8 ohms, 20V)
> 1 Watt max. (4-8 ohms, 12V)
> 0.5 Watt RMS continuous

 
Quantity
Price
1 – 9$14.25
10 – 99$13.50
100 +$12.38

  (Kit - Basic Soldering Required)  
  CPS97  
  14  
 
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