Amateur Radio Station W1UJR

 


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Restoring The 1937 Utah Jr. - A Photo Essay

Click on each photo to enlarge.


Initial Inspection and Teardown - January 2008

Front of my unit.

RF deck is upper, Power Supply lower deck.

Close up of power supply.

Close up of RF deck.

Power supply removed from chassis.

Bottom of supply, note disconnected wiring.

Top of RF deck prior to cleaning.

After a trip through the dishwasher!

Bottom of RF deck, needs some rework.

Overall view of bottom of RF deck.

Air variable cap on RF deck, xtal to the right.

Output loading cap on RF deck, Cardwell type.

Fresh from a ride through the dishwasher!

Fresh from a ride through the dishwasher!


Back From The Powder Coaters - February 20, 2008

Newly cleaned and powder coasted chassis.

Newly cleaned and powder coasted chassis.

 

Parts, bagged and ready for reassembly.

 

 
Reassembly Work, RF and Power Supply Decks - April 2008

Wiring up the RF deck on service bench.

Freshly rewired RF deck.

Top of newly assembled RF deck.

Close up of RF deck.

Newly assembled power supply deck.

Rewired power supply deck.

Top of the power supply deck.

Reassembled RF deck back in the mini-rack.


The Final Touches - January 2009

Cleaned and restored front panel.

 Close up of front panel and meters.

Right side of Utah Jr. transmitter.

 Left side of Utah Jr. transmitter.
Rear view of restored transmitter. Ever Heard This After Some Late Night Benchwork?
Freshly cleaned and rewired RF deck. Rear view of RF deck, note Arcturus 6L6 tube.
Just before assembly and final testing. Rear view with new hardware and xtal.


Gratuitous and Entirely Self Serving "Before and After" Photos

RF Deck In Cabinet - Before RF Deck In Cabinet - After
Power Supply Deck - Before Power Supply Deck - After
Power Supply Deck Wiring - Before Power Supply Deck Wiring - After
RF Deck - Before RF Deck - After
RF Deck - After The Dishwasher - Before Rewiring RF Deck - After
RF Deck Wiring - Before RF Deck Wiring - After


The W1UJR Vintage Station

- The W1UJR 1937 Recreation Station -

(L to R:) Utah Jr. Transmitter, National Speaker, National FB-7 receiver,
National 5897 "Doghouse" Power Supply, and Vibroplex "Bug"



 

              

Copyright 2009
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Last modified: 01/11/09