Features:

• notebook sized PC board
• +5VDC single wall wort regulated digital power supply
• +/- variable voltage power supply - generates +/- 3 to 10 volts
• 8 LED binary displays and data switches
• 2 HEX to 7 segment displays
• 2 dual debounced switches
• Function generator with:
  • DC offset adjust
  • symmetry control
  • variable frequency input
  • gain adjust from 0-+/- 5V
  • square, triangular and sine waves from 10 Hz to 100KHz
• A rising and a falling edge detector
• LED bar graph voltmeter with 0-2, 0-5, 0-10, and 0-20 volt ranges
• Digital square wave clock from 1 Hz to 10 KHz
• 1 K ohm and 100 K ohm linear slide potentiometers
• 2 RCA phono jacks for importing and exporting external signals
• Stereo headphone jack for importing and exporting external signals
• 106 DB gain operational amplifier (LM 324 type)
• Digital pulse injector
• 20 DB gain audio amplifier