On Sun, 29 Jul 2018 13:09:22 +0100
"dennis@home" wrote:
On 29/07/2018 09:16, wrote:

I assumed ABS systems had always been microcontroller controlled, didn't
realise there were analogue versions. Interesting to know.

Ford had a mechanical system at one time.

How did that work , the difference in wheel speed caused some secondary
mechanical pump to work against the brake pump so lifting the shoe off
or something similar?