Tools for reverse-engineering, simulating, and interfacing with the Coupling Data Unit (CDU), one of Apollo's most infamous boxes
Components (39)
| Reference | Value | Description |
|---|---|---|
| Q1-Q6 | CMPT930 | NPN transistor, base/emitter/collector |
| Q7 | BC847C | Dual NPN transistor, 6 pin package |
| U1 | TL431DBZ | Shunt Regulator, SOT-23 |
| C1 | 1uF | Polarized capacitor, US symbol |
| C2 | 0.22uF | Polarized capacitor, US symbol |
| C3 | 22uF | Polarized capacitor, US symbol |
| C4 | 0.027uF | Polarized capacitor, US symbol |
| C5,C7,C10 | NOM | Polarized capacitor, US symbol |
| C6 | 0.68uF | Polarized capacitor, US symbol |
| C8,C9 | .0033uF | Polarized capacitor, US symbol |
| C11 | 10uF | Polarized capacitor, US symbol |
| C12 | 0.033uF | Polarized capacitor, US symbol |
| CR1,CR4-CR13 | 1N914B | Diode, filled shape |
| CR2 | 17V | Zener diode, filled shape |
| J1,J2 | Conn_01x15 | Generic connector, single row, 01x15, script generated (kicad-library-utils/schlib/autogen/connector/) |
| L1 | 1.4H | Inductor with iron core |
| L2 | 50mH | Inductor |
| R1,R3,R14 | 10k | Resistor, US symbol,Trim-potentiometer, US symbol |
| R2 | 4700 | Resistor, US symbol |
| R4 | 13k | Resistor, US symbol |
| R5,R19 | 2700 | Resistor, US symbol |
| R6,R12 | 390k | Resistor, US symbol |
| R7 | 15k | Resistor, US symbol |
| R8 | 33 | Resistor, US symbol |
| R9,R18 | 6800 | Resistor, US symbol |
| R10 | 1300 | Resistor, US symbol |
| R11 | 2200 | Resistor, US symbol |
| R13,R30,R31 | 200k | Resistor, US symbol |
| R15,R26-R29 | 47k | Resistor, US symbol |
| R16,R23 | 1000 | Resistor, US symbol |
| R17 | 100k | Resistor, US symbol |
| R20 | 3000 | Resistor, US symbol |
| R21,R37 | 51k | Resistor, US symbol |
| R22 | 2000 | Resistor, US symbol |
| R24,R25 | 1600 | Resistor, US symbol |
| R32,R36 | 3300 | Resistor, US symbol |
| R33,R34 | 68k | Resistor, US symbol |
| R35 | 510 | Resistor, US symbol |
| T1,T2 | 1:2 | Transformer, single primary, single secondary |