| 30 |
|
R20 | Resistor 412E 0.25 W 0.5% Metal Film | 325040152 |
R21, |
|
|
R22, R23, R27, R29 | Resistor 820E 0.25 W 0.5% Metal Film | 325040136 |
R25, R35, R40 | Resistor 100k 0.25 W 1% Metal Film | 325040139 |
R30 | Resistor 220E 0.25 W 1% Metal Film | 325040134 |
R32, R63 | Resistor 15k 0.25 W 5% | 325040317 |
R34 | Resistor 180k 0.25 W 1% Metal Film | 325040125 |
R37, R38 | Resistor 22E 0.25 W 1% Metal Film | 325040133 |
R42 | Resistor 2k7 0.25 W 5% | 999012720 |
SW2, SW3, SW4 | Push Switch | 349040094 |
SW5 | Heater Wire Switch | 349040099 |
SPK1 | Audio Transducer | 426040015 |
U2 | IC Octal Latch 74LS373 | 999610004 |
U3 | IC | 999630012 |
U4 | IC Ram I/O Timer 8156 | 999630003 |
| or IC Ram I/O Timer 81C55 | 363040415 |
U5 | IC Hex Inverter 74HC14 | 363040232 |
U6, U8 | IC 8 Channel Mux. CD4051B | 363040125 |
U7 | IC Display Driver MM5451N | 363040126 |
U9 | IC 3×2 Channel Mux. CD4053B | 999610003 |
U10 | IC Quad Operation Amplifier TL074 | 363040124 |
VR1 | 10k Preset | 327041591 |
VR2, VR3 | 5k Potentiometer | 327041562 |
VR4 | 10k Preset Multiturn | 327041565 |
VR5 | 50k Preset | 327041590 |
XTAL1 | Crystal 6.14 Mhz | 999820001 |
| Spacer Heater Wire Switch | 693040522 |
Ref. 185040646 MR730/720/700/480 Technical Manual ¯ Revision F ¯ Issued March 2001
