[R-390] R-390A

Bill Riches bill.riches at verizon.net
Fri Jun 23 19:32:50 EDT 2017


Hi Thomas,

Average draw is 90- 110 watts at 120 volts.  I have a refurbished one on my
bench now and it pulls 95 watts at 120 volts.  If I can be of help I repair
and restore R-390a and SP600 receivers.

73,

Bill, WA2DVU
Cape May, NJ

-----Original Message-----
From: r-390-bounces at mailman.qth.net [mailto:r-390-bounces at mailman.qth.net]
On Behalf Of Thomas Weigel
Sent: Friday, June 23, 2017 4:25 PM
To: R-390 at mailman.qth.net
Subject: [R-390] R-390A

Hello:

 

Having recently come into possession of a very clean EAC 1967 build

R-390A, I brought it up with variac and dim bulb tester.

 

While bringing the set up to 115 volts, I notice the dim bulb lights up

very well.

 

My question:  Does the R-390A normally draw heavy current?

 

So far, I do not have any audio.  Also, have replaced the 3TF7 with 

a solid state unit, along with several of the tubes.

 

Any ideas?  Thank you, Tom, ABØJ

 

 

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