[R-390] R-391 Set-up

[Raymond Cote]

Wow Nick. Thanks a bunch. Great info
Ray


Before I came here I was confused about this subject.  Having listened to your lecture I am still confused. But on a higher level.
Enrico Fermi

> On Jan 21, 2014, at 20:36, "Nick England" <navy.radio at gmail.com> wrote:
> 
> The R-391 manual is available at
> http://bama.edebris.com/manuals/military/r391/
> 
> The AN/FRR-33 is the full setup - Its manual has info on the dial-up
> control box, etc.
> Radio Receiving Set, AN/FRR-33
> Reference: TM 11-871
> NSN: 5815-00 503-1501
> Components: CU-286/FRR-33 Antenna Coupler, CY-1119/U Electrical
> Equipment Cabinet, PP-629/URR Power Supply, 2 ea R-391/URR Radio
> Receivers, C-975/URR Receiver Control, C-973/FRR-33 Remote Switching
> Control, C-974/FRR-33 Selector Control
> Weight: 800 lbs
> Size: 20-13/16 x 21-27/32 x 76
> Mode: A1, A2, A3, F1
> Frequency Range: 0.5-32 MHz in 32 Bands
> Power Input: 115/230 VAC 48-62 Hz 1475 W
> Part of: FRR-33
> Description: Radio Receiving Set AN/FRR-33 is a dual-diversity
> equipment used for minimizing the effects of fading in radioteletype
> signals. It is operated in conjunction with Radioteletype Terminal
> Equipment AN/FGC-1 in fixed plant military communication applications
> at higher headquarters. This equipment includes two identical radio
> receivers, an antenna coupler, a selector control, and a power supply
> for the receiver autotunes, all of which are rack-mounted in a steel
> cabinet. A complete diversity antenna system, providing two rhombic
> antennas for each set, is required but not supplied with this
> equipment. As many as three AN/FRR-33 systems can be controlled by the
> remote switching control,
> Manufacturer: Collins Radio Co.
> Cost: $9087.23
> Nick England K4NYW
> www.navy-radio.com
> 
> 
> On Tue, Jan 21, 2014 at 9:24 PM, Raymond Cote
> <bluegrassdakine at hotmail.com> wrote:
>> I was waiting to see the link to a 391 manual but responder clicked "reply not reply all"  Wish folks would use "reply all" most times
>> 
>> Rick would you share the link for manuals?   I guess I could find some if I spend time with Google.
>> Thanks
>> 
>> 
>> Before I came here I was confused about this subject.  Having listened to your lecture I am still confused. But on a higher level.
>> Enrico Fermi
>> 
>>> On Jan 21, 2014, at 19:18, "Rick Popovich" <RickP at uei.csus.edu> wrote:
>>> 
>>> Thanks to all who have responded, the link to the manual is exactly what
>>> I needed, I have already started getting familiar with the various
>>> connections and operating steps/ procedures.
>>> 
>>> Hopefully in a few more days I can give it a go and see how the
>>> auto-tune works - if it works. I will be taking my time on this step to
>>> avoid any mistakes.
>>> 
>>> Best regards and many thanks!
>>> 
>>> Rick Popovich
>>> 
>>> 
>>> -----Original Message-----
>>> From: r-390-bounces at mailman.qth.net
>>> [mailto:r-390-bounces at mailman.qth.net] On Behalf Of Roy Morgan
>>> Sent: Tuesday, January 21, 2014 4:46 PM
>>> To: Phil Mills
>>> Cc: R-390-List
>>> Subject: Re: [R-390] R-391 Set-up
>>> 
>>> 
>>>> On Jan 21, 2014, at 5:32 PM, Phil Mills <pmills7 at comcast.net> wrote:
>>>> 
>>>> It has been quite a few years since I had my one and only R-391, but
>>>> my guess is that the connector marked "auto tune" is for the 28 vdc
>>>> necessary for the autotune motors.
>>> 
>>> Not exactly, as I remember.  (I have not checked the manuals).
>>> 
>>> As I remember, the 28 volt supply is brought in from the main AC supply
>>> connector, along with the 115 volt line current,
>>> 
>>> Th other multiple pin connector is used to REMOTELY select any of the
>>> pre-set frequencies.  Without checking the manuals, I don't know how the
>>> system is set up to not respond to the local channel switch.
>>> 
>>> Roy
>>> 
>>> Roy Morgan
>>> RoyMorgan at alum.mit.edu
>>> K1LKY Since 1958
>>> 
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