JF Sebastian
SERBIA, REPUBLIC OF ? + Follow
Description
Simple AY sound card
BOM list:
1 x AY-3-8912 (U1)
1 x 3.57954 MHz crystal (X1)
1 x 3,5mm jack socket PJ324 (J1)
1 x 74LS138, 74LS00, 74LS74 (U2, U3, U4)
2 x 1k resistor (R8, R9)
2 x 1k6 resistor (R6, R7)
5 x 470R resistor (R1, R2, R3, R4, R5)
2 x 100nF ceramic capacitor (C1, C2)
2 x 4,7uF electrolytic capacitor (C6, C7)
Mar 25,2026
120 views
Simple AY sound card
Here is a simple AY sound card for the ZX Spectrum
https://github.com/goloskokovic/zx16to128upgrade/tree/main/AY
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Published: Mar 25,2026
Standard PCB
Download Gerber file 4
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Copyright Info
CERN-OHL-P-2.0 License
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CERN-OHL-P-2.0
License.
Raspberry Pi 5 7 Inch Touch Screen IPS 1024x600 HD LCD HDMI-compatible Display for RPI 4B 3B+ OPI 5 AIDA64 PC Secondary Screen（Without Speaker）
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