[Milsurplus] History Chan - Pathfinders

[William Donzelli]

> The difference is  the RF connectors (the APN-1 uses UHF, the ARN-1 something wierd,
> akin to TNC) and the APN-1 has 2 altitude ranges, the ARN-1 only one. There are two
> indicators, one single range, one dual range also.

Are you sure about the connectors? The few AN/ARN-1s I have seen have all
used standard UHF connectors. Even the AYD (precursor to the
AN/ARN-1) uses UHF connectors. Maybe you have something weird? 

You are correct about the indicator, of course.

William Donzelli
aw288 at osfn.org