[R-390] R-390 Test Adapters
David Hallam
collinsuser at outlook.com
Wed Sep 15 10:43:53 EDT 2021
I have a variety of test adapters needed to test and align an R-390
receiver. Some come from the test kits and others I have made up from
the information in the R-390 manual and test equipment description.
Diode load
CX-1363/U Test Lead
SM-35 DA-109
DA 121A/U
R-390 RF Stage Alignment
CN- 1418/URM-191 Attenuator, Fixed 5:1
DA-650/URM-191 Terminal Unit 50 ohms Resistive
CU-439/URM-26B Network, Impedance Matching
CN-315/URM-26B Attenuator, Fixed 6 DB
CN-316/URM-26B Attenuator, Fixed 20 DB
2 – UG-684/U Connector Adapter
Variable Attenuator for Scope
Lot Price $35 plus shipping to your QTH
Pictures are available upon request Email to collinsuser at outlook.com
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*"Behind the ostensible government sits enthroned an invisible
government owing no allegiance and acknowledging no responsibility to
the people." Theodore Roosevelt*
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