15 in stock
High-pass / Low-pass Filter PCB for the Analogue Vocoder project in the March 2022 issues of PE.
The PE issues that cover the Analogue Vocoder are May-August 2021 for the all-important Microphone Preamplifier and November 2021 – May 2022 for the rest of the project.
IMPORTANT – please read before purchase
Six types of PCB are needed to complete the Analogue Vocoder project:
1x Microphone Preamplifier PCB (July 2021) – details HERE
4x Driver Amplifier PCB (February 2022) – details HERE
1x High-pass / Low-pass-pass Filter PCB (March 2022) – see above
6x Band-pass filter PCB (March 2022) – details HERE
1x Universal Audio PSU for Analogue Vocoder (April 2022) – details HERE
1x Bus board PCB (May 2022) – details HERE
You can buy a complete set of 14 PCBs with a 25% discount HERE
Please note that all PCBs are supplied without components.
1 PCB, 4 PCBs, 12 PCBs, 20 PCBs
Files for the January 2022 issue of Practical Electronics