Re: CW output on FT301
Dave The CW oscilator is located at IF Unit (PB-1436B). See the Fig 15 on the instruction manual. Emerson PP6EW Em seg., 25 de out. de 2021 ¨¤s 14:29, Dave smith <dave.goathland@...> escreveu:
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emerson
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#131
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Re: CW output on FT301
Hi Dave, The FT301 uses a separate 8999.3kHz crystal?for transmission, you?ll find it as X401 in the IF Unit (PB1436B): Schematic: Page 16, figure 15 /?Description: Page 19 CW adjustment: THIS
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Carlos
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#129
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Re: CW output on FT301
Thank you Gene and Carlos¡.My wife is out tomorrow so I shall have another go at the set. Dave¡G4DAX.
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Dave smith
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#128
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Re: CW output on FT301
Try adjusting the Carrier Level. The speech Processor might also need to be ON. Gene N4FZ
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Gene N4FZ
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#127
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CW output on FT301
Hi Folks¡.I am well on the way to getting my bargain 301 back on the air, but I come across a problem that I can¡¯t figure out. I have got the SSB alignment pretty much done¡.10Watts out( it¡¯s
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Dave smith
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#126
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Re: Welcome Friends
Another thing that might be done with a "stock" (9MHZ IF) '301 is to redesign the Filter Unit entirely, adopting a Jones approach such as Ten-Tec and Elecraft have done. 9MHz crystals are common and
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Fred, N8YX
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#125
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Re: Welcome Friends
I have 4 good TIL 308¡¯s (right three segments) that I bought off eBay for sale if anyone needs some. Gene N4FZ
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Gene N4FZ
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#124
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Re: Welcome Friends
Hello everyone, like some others here, the FT-301 line was an object of desire early in my ham life. I owned a FT-101E at the time (still do), but the FT-301(D) always was the best looking radio -
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Jim
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#123
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Re: Welcome Friends
Greetings Dave. Last time I was in the UK I was working in a funny looking round building in Cheltenham. Enjoyed my stay working with scary smart UK chaps. The FT-301 is well designed. The ETON Swiss
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Randy W7CPA
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#122
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Re: Welcome Friends
Hi Rex and other members. I fancied a 301 back when they were new, but with a family and mortgage the money wasn¡¯t available then. Anyway I have just picked one up at a junk sale so it¡¯s going to
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Dave smith
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#121
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Re: FT-301 low mic sensitivity
Well, It was the filter. I did not seem to have any problems with the passband, but it must have been lossy. I put in a spare XF-92A that I had laying around and it seems ok now. I can get good
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n3kcb@...
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#120
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Re: FT-301 low mic sensitivity
Randy: All audio board caps new and no problems setting carrier points. Even if the filter was jacked, I was certainly able to get the carrier in a good spot for testing. I did do the carrier point
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n3kcb@...
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#119
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Re: FT-301 low mic sensitivity
Give full output in CW is now gets complex. Yeasu never supplies levels, anywhere. My guesses: 1. Audio board capacitors, level out to IF board low.. 2. IF filter cocked up, were you able to set the
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Randy W7CPA
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#118
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Re: FT-301 low mic sensitivity
Rex, Yes, I have tried a peak reading wattmeter and verified that I do not get more than about 15-20 watts peak when speaking about 3 inches from the mic (mic gain at max). With mic gain controls at
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n3kcb@...
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#117
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Re: FT-301 low mic sensitivity
You probably already know this but just in case and a reminder for others;? Are you using an active circuit true peak reading (pep) wattmeter to monitor the output of the 301?? On a regular
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Rex K0KP
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#116
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Edited
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FT-301 low mic sensitivity
Does anyone have a 301 that does not require all mic gain controls to be maxed out and close talk the mic to even get close to full output? I have been struggling with this 301 since I got it trying
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n3kcb@...
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#115
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Re: Crystal / External FBO / VFO Replacement for FT-301D
open your web browser to? ? translate.google.com then enter the web page address https://shop.elcon.ch/yaesu/frequenzanzeige-modul-_yaesu-ft-301d-pb-1542-ersat.htm
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Rex K0KP
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#114
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Re: Crystal / External FBO / VFO Replacement for FT-301D
You have to open it in Chrome and may have to choose something at the top of the tab to translate
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bdubydc@...
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#113
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Re: Crystal / External FBO / VFO Replacement for FT-301D
How do I change the web site to the English version?
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George Blake <Ferret488@...>
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#112
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Re: Crystal / External FBO / VFO Replacement for FT-301D
Hi George I have many modifications for the FT-301D on my homepage. https://shop.elcon.ch/yaesu/frequenzanzeige-modul-_yaesu-ft-301d-pb-1542-ersat.htm You have to scroll all the way down for the
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Roland HB9GAA
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#111
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