THE SUPER EAR KIT
Refer: Electronics Australia May 1998 This kit assists people who have difficulty in hearing high audio frequencies, or for those ...more...

UNIVERSAL +/-15V POWER SUPPLY
Ref: Silicon Chip August 1988This small kit enables you to obtain +15V, -15V or ±15V DC from a number of different transformer and rectifier co...more...

50 WATT AMPLIFIER MODULE KIT
Ref: Silicon Chip March 1994 This 50 watt unit uses a single chip module and provides 50 watts RMS into 8 ohms with very low distortion an...more...

"THE CHAMP" 0.5 WATT AUDIO AMPLIFIER KIT
Refer: Silicon Chip February1994 This tiny module uses the LM386 audio IC, and will deliver 0.5W into 8 ohms from a 9 volt supply ...more...

UNIVERSAL STEREO PREAMPLIFIER KIT
Refer Silicon Chip April 1994 Based around the low noise LM833 dual op-amp IC, this preamp is designed for use with a magnetic car...more...

PRE-CHAMP VERSATILE PREAMPLIFIER KIT
Refer Silicon Chip July 1994 This tiny preamp was specifically designed to be used with the ³Champ² amplifier KC-5152. Unless you ...more...

MINIVOX VOICE OPERATED RELAY KIT
Voice opererated relays are often used in ³hands free² communication such as ...more...

STEREO HEADPHONE DISTRIBUTION AMPLIFIER
Enables you to drive up to two stereo headphones from any line level (1volt peak to peak) input.The circuit features a facility to drive headphone...more...

HEADPHONE AMPLIFIER POWER SUPPLY KIT
To ensure the best possible performance to the Headphone Amplifier Kit, this will provide regulated +/- 15V and +5 outputs.Toroidal trans...more...

45 SECOND VOICE RECORDER MODULE
Refer Silicon Chip Magazine December 2007Here’s an improved version of the very popular voice recorder design published by Silicon Chip Magazine i...more...