Your balun is OK. The ceramic disk capacitors are heating and changing value. Usually they will return to near the original value when they cool. As to damage, at some temp they will go "bang". As lo
While I don't have the 18A airpax breaker, I can suggest one use an automotive 18A blade type fuse installed in the + line. Provides equal protection but not quite the convenience of using it to turn
I agree on fuses, but one must use the correct fuse not only in amperage rating but also in thermal delay characteristic. Not referring to Slow Blow fuses. But I then do question "why is it the des
Best suggestion is to look on the various Tentec reflectors. There are several. Some more or less specifically dedicated to the Orion series, the Omni VII, the Eagle, the Argonaut VI, the Jupiter a
Sounds as though the 455 kHz filter is bad. Very common issue. I recall that FL2 is usually the culprit. I don't recall that Tentec has the filters in stock. However they are available from vari
It is an 8 pin DIN male to 8 pin DIN male cable. Should be available via Amazon or from any music instrument store. https://www.amazon.com/Large-Cable-MIDI-Size-Male/dp/B014RCRDI8/ref=sr_1_9/144-264
From experience, 60 watts of drive will produce 600+ watts of power. This is way above the safe rating for AM and will produce excessive clipping of the waveform and splatter. Plus, the legal limit f
I suggest going to the Tentec. COM site, https://www.tentec.com/?p=1345 Select Orion and then scroll down to documentation. Look for HOW TO 73 Bob, K4TAX Updating the FLASH FIRMWARE on Ten-Tec Orion
Thanks in advance 73 Bob, K4TAX Hello Bob, I know you moderator on https://groups.io/g/TentecOmniVII I'm looking for Ten Tec Omni VII, used condition. Can you help me to find this transceiver? Thank
Here is what I have as provided by Tentec: Updating the FLASH FIRMWARE on Ten-Tec Orion Refer to "74474 Orion565n566 User Manual Addendum V3 Firmware.pdf" for more details on Version 3 firmware, and
Although there is a proper calibration procedure in the manual it requires an accurate signal generator. Since you do not know which one is accurate, how to you know which Omni V to adjust? The ad
Yes, those are really easy to repair with everyday available materials. Elastic cord from a fabric store or sewing center or even places such as Walmart. And then one can re-use the original line, l
Someone got a great deal, presuming it was in good condition internally. As to the dial cord, that is 1/2 hr of time and $0.50 in materials. The biggest improvement which can be made and should be m
Sounds like time to clean connectors. This generally applies to all radios which are 10+ years old. Never spray anything into the radio!!! Using a cotton swab such as a Q-Tip, apply contact cleane
Here I can get products from Caig Laboratories. There seems to be different brands from that company. Cramolin being one. And at one time, the now defunct, Radio Shack sold some of their products.
Sailor Bob; It is a standard garden variety switch. Probably there is a manufactures number and or name on it. I'd take it out, connect the two wires together so you can use the radio, and measure
I misread the original message. YES....... the switch on the power supply does control the primary voltage for the power supply and should be rated accordingly. Sorry ....my goof !!!! in reading
I start with my original suggestion for old radios such as this. "Clean connectors". All of them. One at a time, unplug the connector, using a Q-Tip with contact cleaner applied, scrub the male pin
Regarding adjusting the BFO oscillators, be sure and follow all of the sequence of steps as outlined in the manual. There is interaction between the adjustments and the modes, so you may have to ad