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Title: Restoring a Heathkit AT1 Post by: w5rkl on June 21, 2017, 09:12:22 AM I'm restoring a Heathkit AT1 transmitter and need the following RF chokes AMfone - Dedicated to Amplitude Modulation on the Amateur Radio Bands
1.1mh qty 2 Heathkit P/N: 45-4 One is in the Plate of the 6L6 final amplifier and the other is in the cathode to ground of the 6AG7 oscillator The manual's part listing does not give a voltage/current rating, just the value of the choke 90uh qty 1 Heathkit P/N: 45-7 This one is in the plate circuit of the 6AG7 oscillator The manual's part listing does not give a voltage/current rating, just the value of the choke If any one has good replacements for these chokes, contact me off group (email address good on my website) 73 Mike W5RKL www.w5rkl.com |