2 layers53.9 × 61.1 mm

Kc87 pico recorder
ThKattanek/kc87_pico_recorder
KC87 Kassetten-Recorder Emulator mit Raspberry Pi Pico (RP2040) oder Pico 2 (RP2350).
12 parts
Boards in 1 GitHub repository, designed in KiCad, that use the LM293P by Texas Instruments (-18V~-2V、2V~18V -25℃~+85℃ 1.3us 1.3us 100nA 2 2V~36V 2mV 36V 3nA 800uA Open-drain TTL、CMOS PDIP-8 Comparators ROHS). See how each wires it, with its parts, size, README and files; the LM293P’s symbol, footprint and pinout are on its own page.

ThKattanek/kc87_pico_recorder
KC87 Kassetten-Recorder Emulator mit Raspberry Pi Pico (RP2040) oder Pico 2 (RP2350).