Tascam 688 r/p pcb 52102854-00 There is a company called

There is a company called Terrys rubbers in the states he will refurbish your old roller with brand new rubber thats the same (or as many people tell me) much better than new

Fostex E16

mechanically fine and 10 pounds cheaper please ask if your on a budget

like the toothed gear ones better and maybe will change that later

This was common in the Porta units and on other frames using the GEC tape unit

Tascam 688 r/p pcb 52102854-00 There is a company calledThis is a massive board from the 688 full of parts , you can see why it was such an expensive machine, I am not sure yet if they use the same ( well one of them) in the 644 The 688 was really the flagship analogue portastudio amazing what the could get on 1 8 inch tape I was amazed how heavy and how big the machine was must be 15 kilos maybe, Nearly all the boards inside are with connectors so its one that can be serviced easier Please message me