| Part No. | Qty. | Description |
| 690742 | 1 | Resistor Carbon Film 330 Ohm 1/4 Watt 5% |
| 690793 | 2 | Resistor Carbon Film 510 Ohm 1/4 Watt 5% |
| 661482 | 1 | Resistor Carbon Film 820 Ohm 5% 1/2 Watt |
| 690865 | 2 | Resistor Carbon Film 1k Ohm 1/4 Watt 5% |
| 690937 | 1 | Resistor Carbon Film 2k Ohm 1/4 Watt 5% |
| 690945 | 2 | Resistor Carbon Film 2.2k Ohm 1/4 Watt 5% |
| 690953 | 2 | Resistor Carbon Film 2.4K Ohm (2K4) 5% 1/4 Watt |
| 690988 | 1 | Resistor Carbon Film 3.3k Ohm 1/4 Watt 5% |
| 691008 | 1 | Resistor Carbon Film 3.9k Ohm 1/4 Watt 5% |
| 691016 | 1 | Resistor Carbon Film 4.3K Ohm (4K3) 5% 1/4 Watt |
| 691104 | 5 | Resistor Carbon Film 10k Ohm 1/4 Watt 5% |
| 691171 | 2 | Resistor Carbon Film 20k Ohm 1/4 Watt 5% |
| 691180 | 1 | Resistor Carbon Film 22k Ohm 1/4 Watt 5% |
| 691243 | 1 | Resistor Carbon Film 39k Ohm 1/4 Watt 5% |
| 691340 | 3 | Resistor Carbon Film 100k Ohm 1/4 Watt 5% |
| 2245028 | 3 | 1.0M Ohm 1 Watt Resistor |
| 661263 | 1 | Carbon Film Resistor 100 Ohm 5% 1/2 Watt (500mW) |
| 2280111 | 2 | Ceramic Disc Capacitor Radial 0.001uF (1000pF) 20% 400V |
| 330431 | 1 | 1µF 25V 20% Radial Capacitor 85C 5x11x1.5mm |
| 94212 | 1 | 10uF 25V 20% Radial Capacitor 85C 4x5x1.5mm |
| 33719 | 3 | Capacitor Tantalum 15 uF 25 Volt 10% |
| 2040196 | 1 | Capacitor 22 uF 35 Volt 10% 8.5 X 12.5mm Radial 2.5mm 1% Bulk |
| 1946228 | 2 | Capacitor Radial 100 uF 10 Volt 105c 5x11x3.5mm |
| 38359 | 1 | Transistor 2N3904 NPN General Purpose (bulk) |
| 23851 | 1 | IC LM339 Quad Comparator 14-pin DIP |
| 830522 | 1 | IC UA741CP Operational Amplifier 18V 500mW 0-to-70C |
| 109154 | 1 | 9V Battery Snap with 6 Inch 26 AWG Wires |
| 2237263 | 1 | Resistor Carbon Film 330 Ohm 2 Watt 5% |
| 2277407 | 3 | Transistor TIS73 JFET N-Channel General Purpose Amplifier 30V 10mA |
| 210622 | 1 | Transistor 2N3819 JFET Small Signal N Channel |
| 212151 | 1 | IC LM301AN Operational Amplifier 18V 500mW |
| 179354 | 1 | Transistor TIP31C General Purpose BJT NPN 100 Volt 3 Amp TO-220 |
| 2188449 | 1 | LED Super Bright Red Water Clear 5mm (T-1 3/4) 625nm 5000mcd |
| 2181458 | 1 | 24mm Audio Taper Potentiometer Dual 1K Ohm 1/4W (250mW) 20% Round Shaft |
| 255549 | 1 | Potentiometer 50k Linear Taper 1/2 Watt ±20% Single Turn |
| 13995 | 1 | 22mm Linear Taper Potentiometer 5K Ohm 2 Watt 10% |
| 255582 | 1 | Linear Taper Potentiometer 24mm 1M Ohm 1/2W (500mW) 20% Single Turn |
