VIC-II – 425-407 Conversion Adapter

$24.95$49.95

The VICII – 425-407 Conversion Adapter can be used to eliminate your entire VIC-II circuit on your 250407 board. The adapter isolates the C64 from the on-board timing circuit and utilizes the timing circuitry on the adapter.

The VIC-II – 425-407 Conversion Adapter can be used to eliminate your entire VIC-II circuit on your 250407 board. The adapter isolates the C64 from the on-board timing circuit and utilizes the timing circuitry on the adapter.

So what are the benefits?

  • Easily troubleshoot faulty timing circuitry
  • Quickly switch between PAL & NTSC
  • Requires less components

It’s also a great replacement if you’re building up a 250407 board and don’t want to build any of the VIC-II circuitry. You can just as easily plug this into the VIC-II’s socket and use it.

Weight 4 oz
Dimensions 1 × 3 × 1 in
DIY Kit

Yes (You build it), No (Built by DIYCHRIS), PCB Only

Region

NTSC, PAL, Not Applicable

Timing Circuit

Socket for MOS8701, On-Board Modern Timing Circuit, Not Applicable

BOM

Qty Parts Value Description
1 Socket DIP14 Socket
1 C1 0.1uF Ceramic Capacitor
1 IC1 74LS02N Quad 2-input NOR gate
1 PCB PINHD-2X17 PIN HEADER (Female)
1 PCB_PWR PINHD-1X4 PIN HEADER (Female)
1 PC_DRIVE PINHD-2X17 PIN HEADER (Male)
1 DRV_PWR PINHD-1X4 PIN HEADER (Male)

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