K9AY and Bi-dir beverage controller

This revision is from 2018/09/18 22:04. You can Restore it.

K9AY and 4-way Bi-dir beverage Controller

This controller allows you to control:

Simply K9AY - link (could be only over coax)
K9AY++ RF box - link (coax + ctrl cable)
Bi-DIR beverage TWO directions - link (only over coax)
Bi-DIR beverage FOUR directions with 4-way switch - link (only over coax)
You can use some features for more RX antennas

1 - Direction switch
2 - Direction LED indication (0 or 45 deg see below)
3 - Band Pass Filters - Only if internal BPF-Preamp PCB (see below) is insalled or for K9AY++

RX ANT WAY switch

Internal BPF and preamp PCB - OPTIONAL

⚠This is OPTIONAL PCB or it is included in CONTROLLER+ version

Preamplifier GAIN

With the variable ATT you can set gain of the Preamp as you need.
Range is 0 to 17 dB
bigger picture