[R-390] SSB Conversion Photos

[federico]

Hi Jim,
       very interesting. A question : the front panel is silkscreened or 
engraved? 73 de Federico IZ1FID




On Sat, 19 Jul 2003 20:03:13 -0400, Jim DiMauro wrote
> Hi All:
> 
> For those interested, I shot a couple of photos of the SSB 
> conversion on my Collins R-390A.  Here are the links:
> 
> http://webusers.warwick.net/~u1016524/r390afront.JPG
> http://webusers.warwick.net/~u1016524/r390assbadapt.JPG
> 
> You can see on the front panel that the Mode switch positions are
> "LO-UP-AM-BFO" and the dial lock control is now a "VFO Vernier," 
> which provides kind of a fine tuning of the SSB signal, although in 
> my opinion it's not really necessary, since SSB signals are easily 
> tuned in with the main tuning knob.
> 
> The subchassis on the underside of the radio supports a 6U8 and associated
> circuitry.  Near as I can tell from the photographs it looks 
> identical to the rare factory SSB conversion described on r390a.com, 
> but since my radio is a Collins-made unit from the first contract in 
> 1954, it's almost certainly a later addition.
> 
> So there you have it.
> 
> 73,
> Jim
> WA2MER
> 
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