[Orion] Orion with Top Ten Devices Band Decoder

Sinisa Hristov shristov at ptt.yu
Sat Apr 2 16:19:44 EST 2005


Jim McDonald wrote:


> I converted my Yaesu band decoder to use with my Orion but it's not working
> in automatic mode.  I've measured the voltages from the Band Data 1 (or 2)
> at the input of the band decoder and see 1.4 V on each, except the selected
> band, which is 0 V.  Is that all there's supposed to be?  It does work fine
> selecting the antenna with the switch.


Orion's outputs are open-collector, no voltage is sourced.
1.4 V comes from the band decoder, not from Orion.
For reliable operation pull up resistors should be added.


73,

Sinisa  YT1NT, VE3EA



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