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Old 07-18-2013, 01:50 PM
Kevin Kuehn's Avatar
Kevin Kuehn Kevin Kuehn is offline
Workin' Late Again
 
Join Date: Jan 2011
Location: WI
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Any chance the receivers are tuned to the second harmonic of the transmitter? If so 17.5kc would be right in the ball park of your range. My RCA field service manual only specifies the 35-44kc tuning of the receiver, nothing on the transmitters.
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