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LEDs From b554ec213880d51d7ec2c0be275fddf38778f87d Mon Sep 17 00:00:00 2001 Subject: [PATCH] Add PSU Add PSU PSU/PSU.md | 5 | 2N3904 | 0.2A Ic, 40V Vce, Small Signal NPN Transistor, TO-92 | | R15, R20, R22 | 3 | 22k | Resistor | | | Tayda | A-553 | | | J1 | 1 | Synth_power_2x5 | Pin header 2.54 mm spacing | | | | | | | | | Tayda | A-1138 | | C7, C12, C13 | 3 | 1k | Resistor | | | | | J3 | 1 | Conn_01x07 | *(optional) SIP socket, 2.54 mm, 1x2 (see [build notes](build.md)) | | | | | C10 | 1 | 2_pin_Molex_connector | KK254 Molex connector 2.54 mm spacing R23, R24, R25, R27 | 4 | 100k | Resistor | | Tayda | A-827 | | ----- | --- | ---- | | | | | | | | U1 | 1 | TL074 | Quad Low-Noise JFET-Input Operational Amplifiers, DIP-8/SOIC-8/TSSOP-8/VSSOP-8 Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) | | | S2 | 1 | 1 | SW_DPDT_x2 | Switch, single pole double throw, separate symbols | | | | J9 | 1 | B10k | Potentiometer | | | | L1 | 1 | B10k | Potentiometer.

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