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#1
March 15th 06, 04:06 PM
posted to rec.radio.cb
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TX Bias setting for TRC-457 type radios
I have the service manual but it is in storage, would like to know the
mA setting for VR15 and VR16. thanks, Homer |
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#2
March 15th 06, 09:07 PM
posted to rec.radio.cb
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TX Bias setting for TRC-457 type radios
Homer wrote:
I have the service manual but it is in storage, would like to know the mA setting for VR15 and VR16. 100ma? |
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#3
March 15th 06, 09:23 PM
posted to rec.radio.cb
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TX Bias setting for TRC-457 type radios
No, I know they are both different. One is higher.
Homer |
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#4
March 15th 06, 09:32 PM
posted to rec.radio.cb
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TX Bias setting for TRC-457 type radios
Homer wrote:
No, I know they are both different. One is higher. Homer A TRC-465 is 65mA for driver and 70mA for final. You can always measure the voltage to it. You need .67 volts to overcome the diode's junction on the base. |
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#5
March 16th 06, 12:57 PM
posted to rec.radio.cb
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TX Bias setting for TRC-457 type radios
Thanks for the replies, I went and got my book from storage.
FYI: VR15 = 40ma VR16 = 15ma. Homer |
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