Clock (type 1)

  The Acorn clockbox type 1 (grey and light grey case with one socket) is a symmetrical clock. The MARK and SPACE times are always identical.

You are advised to seek out a newer clock.

There are fourteen links inside this clock. You select the clock rate by making the link alongside the speed at which you want your network to operate. Values given are in hertz.

      614K  o o
      307K  o o
      153K  o o
      460K  o o
       76K  o o
      230K  o-o  < This is the default setting, 230kHz
       38K  o o    (approx. 1µS MARK, 1µS SPACE)
      115K  o o
       12K  o o
      8613  o o
       19K  o o
      7035  o o
      9600  o o
      4800  o o