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Does anyone have in their parts box a skirted / fluted knob similar to the one in the picture? The skirt is about 1” or 25mm diameter and the centre hole will be about 3mm diameter. I think there

HI, If your not fixed up? ? Give me a ring. Jeff? G8XXI

In case any colleagues are interested, I have a Racal Syncal 30 TRA931 transceiver for sale. In operation. They are advertised on a well-known auction portal. 315 euro. Search for "MILITARY

Good afternoon, Does anyone have an operating manual for one or both of these units? Best regards Mark

thanks Dave, Sorted !

HI Group, Looking foa a faceplate for the above power amp, if anyone has one there willing to sell ? Jeff? G8XXI

Hi Terry I'm not sure if our club does advertise its sales as you describe but it sounds like a good idea and I will put it to the secretary. They hold two a year and are advertised on the web site:

Hi Terry Thanks for the TA940B dope. Nice piece of kit. 100W PEP 100% duty cycle. The MA 79 delivers 100mW into 75 ohms. The TA940B requires 5W PEP input+- 3 dB into 50 ohms so at least 2.5W PEP.

Hi Mike, Thank you for your post. May I ask if your club secretary is announcing the auction to other clubs? A radio club in Christchurch circulates their monthly auction dates to other club

Hi Richard, Is TA940B_Amplifier.pdf <http://www.vmarsmanuals.co.uk/archive/4026_TA940B_Amplifier.pdf> any help? 73s Terry Zl1NOW [email protected]> wrote:

Peter, The RA1779 should be more sensitive than the RA6790 and it is normal for the receiver to be more sensitive in the WB position (less loss in WB mode). I would start by looking closely at the RF

My radio club had a junk sale a few months ago which included an RA17. Despite it being an auction with no reserve nobody wanted it. -- Mike G8GYW

Terry, My interest in this topic stems from the fact that I have just built a new shack and I am in the process of re-commissioning a lot of equipment that has been idle too long. Among it is Racal

Disassembly of the front panel is relatively straightforward. Remove the outer case, then disconnect the front panel flex.? Then there are some metric Allen screws you remove to mechanically

Hi Hubert I know this is a very old post, but are you still looking for MM420 modules? Cheers Peter

I don't remember where I found it, but it is called the PRM 4790A Technical Manual. Peter

Hi Peter, Thanks for the information. Do you know where can I download the Syncal 2000 Service Manual ? witk schematic, disassembly procedure etc. What I have are the User Manual and Technical Manual

I don't know if this applies to your unit, but I had a turn on problem and raced it to a failed conductor on the flex PCB going from the side board to the front panel.? I solved it with a jumper wire

Hi All, I have Syncal 2000 that won't turn on. When I connect it to a 13.8 VDC power supply through a modified battery pack, there was a relay clicking sound. I also tried to connect it to a power

Hi Vincent Here is the link to Jacobs new page about the 10W SMT mods https://polytech.reiding.com/?artikel=398 Regards Dave g1jwg www.radiohistory.uk