3
1
Back

Consider replacing transistor through-holes with sockets or with a diameter between 16-19 mm: https://www.keyelco.com/product.cfm/product_id/826 Keystone #500, CR1220 battery holder, Memory Protection Devices P/N BC12AAPC, http://www.memoryprotectiondevices.com/datasheets/BC12AAPC-datasheet.pdf BC2003 CR2032 2032 Battery Holder 2479 Battery Type 3xAA Battery Holder BA9VPC 9V 2xAA.

New Pull Request