The kits and the schematics now available at my stock. The shown circuits is a same as the kits because my primary objective in my website is to share my knowledge to all electronics fan. Those interested in any of the kits please send me an email to nanhifi@yahoo.com for further details in buying method.  http://nanhifi.tripod.com Audio product.

Available Electronic Kits
 

Audio And Sounds

  • 100 Watt RMS Guitar Power Amplifier
  • Active Low Pass Filter
  • Active Tone Control
  • Audio Mixer
  • Audio Pre-Amplifier
  • IC STK463 60 Watt stereo Power Amplifier
  • Noise Limiter

  • Passive Tone Control

Battery Charger

  • Automatic 12V Lead Acid/SLA Charger
  • 2.4V to 7.2V NiCd/NiMH Trickle Charger
  • Constant Current NiCd/NiMH Charger (10H)
  • Portable Car NiCd/NiMH Charger
  • Pulse Charger for NiCd/NiMH (5H)
  • Pulse Charger for SLA/Lead Acid Battery
  • Simple 3V NiCd/NiMH Charger

Inverter

  • 15w 12VDC to 120/240VAC Inverter
  • 12VDC to 120/240VAC Inverter
  • 6V/15w Fluorescent Lamp Inverter

Music and Tone Generator

  • Bird Chipper
  • Musical Door Bell

Measurement Tools

  • White/Pink Noise generator
  • 1kHz Signal Injector
  • RF Field Strength Meter

Motor Controller

  • Dc Motor Speed Controller
  • Forward and Reverse Controller
  • Servo Motor Controller

Power Supply

  • 2-15VDC 2A max Regulated Power Supply
  • 12V 2A max Regulated Power Supply
  • 5V 2A max Regulated Power Supply
  

PC Related

  • PIC Programmer

Protections

  • Loudspeaker Protector
  • Over Voltage Cut-Off

RF related

  • 100/150 Meter FM Transmitter
  • Wireless Microphone
  • 9V FM Transmitter
  • AM Transmitter
  • RF Preamplifier

Sensor And Detectors

  • Clap Activated Switch
  • Sound Activated
  • Light/Dark Activated
  • Low Battery Indicator
  • Water Level Detector
  • Touch Switch
  • Metal Detector
  • Heat Detector

Solar Related

  • Solar Charger Controller
  • Sun Emitting Auto Detector

Timers And Clock

  • 10-1000 minutes Timer

Miscellaneous

  • 2 LED flasher
  • 10 Channel running light
  • Night Rider LED
  • Pest and Mosquito Repels
  • Digital Lock (6 Digit)
  • Digital Lock (3 Digit)
  • Light Dimmer
  •  
 
 

 

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Email: nanhifi@yahoo.com

nanhifi 2002- 2005 (Patent Pending)