开云体育

Re: TIL306 & TIL308
Hi Rex, I to purchased my 301 complete station near the end of 301 availability(1979). I too purchased extra displays. Your hypothesis is interesting but I believe that these fail to to expansion and
By Michael K. · #248 ·
Re: FT301 parts needed
The TIL-308’s are SOLD PENDING FUNDS RECEIPT
Re: FT301 parts needed
I will sell the 6 TIL306’s for $40 shipped conus. I have 2 working TIL308’s for $25 shipped conus.
TIL306 & TIL308
Concerning the display chips and the FT301D.? It was perhaps two years after obtaining my 301D in 1977 that my first display chips failed.? I ordered some new replacements and corrected the
FS FT-301D package
Hi Rich here, I have an FT-301D package for sale. I’ll never get around to repairing it as I don’t have the time nor patience anymore. It consists of a FP-301D ?with the ID option and clock,
By Richy Russo N2ZD · #244 ·
Re: FT301 parts needed
Gene:? I would like to buy them.? How much?? Thanks, Bob? robertisselhard@...
By Bob Isselhard <robertisselhard@...> · #243 ·
Re: New owner of a project 301D
I installed mine last year and works great. Bought from the same fellow in Italy. GL N4FZ
Re: New owner of a project 301D
Another option is there is a fellow in Italy selling a replacement display on eBay. I purchased (2). I haven't installed it yet but there is plenty of information about it here:
By James Mounts · #241 ·
Re: File /ft_301-s(jp).pdf uploaded #file-notice
Hi Jim, Thanks for uploading that manual very helpful. I have a 301D that has a newer version AM PCB PB-1556E. My manual only shows the older version without the switch. When trying to make FSK
By Michael K. · #240 ·
Re: New owner of a project 301D
Hi Robert, It’s easy to grab the frequency with a scope probe from the center pin of the pot in the carrier balance section. You’ll need an accurate counter that should be tide to a gps frequency
By Michael K. · #239 ·
Re: New owner of a project 301D
i also have that same question. In addition to that, they do not specify how many mili volts the audio generator should be set to. If setting the crystal frequencies with a counter, I would prefer to
By Robert Holsti · #238 ·
Re: New owner of a project 301D
Hi Emerson, Elcon is a very nice display but you loose the clear sparkly look of the digit’s. If you want to stay with the original look there are enough of the old ones floating around. Although
By Michael K. · #237 ·
Re: File /ft_301-s(jp).pdf uploaded #file-notice
Hi Jim, Any ideas on translating to English? Michael
By Michael K. · #236 ·
Re: Vox Unit PB1438
The output of the IC is ok. The problem is with the two switching transistors. I dont know why they are using 2 NPN transistors to switch the relay !! There is a diode between them. I dont like the
By Robert Holsti · #235 ·
Re: where is the 6 volt regulator that powers the VFO
Thanks Emerson, I found it !!? I also found why the VFO was not powering up ! Who ever was working on it prior to me had removed the power wire. It was not there !! I gave it 6 volts regulated and
By Robert Holsti · #234 ·
Re: Vox Unit PB1438
Robert I had been a problem with 4011bB (q604). I replace it. The pulse that trigger 4011 should not to overcome 5v. Emerson Em seg., 10 de out. de 2022 às 17:47, Robert Holsti
By emerson · #233 ·
Re: where is the 6 volt regulator that powers the VFO
Robert The 6v comes from the IF Unit PB-1436. Verify it. Emerson PP6EW Em seg., 10 de out. de 2022 às 23:36, Robert Holsti <kh2br.w6@...> escreveu:
By emerson · #232 ·
Re: Vox Unit PB1438
Hello Robert. I just uploaded a Japanese version of the 301/S. The echematics & diagrams show very early models. This one also shows the analog LED indicator schematic for non-D models which is not
By Jim · #231 ·
File /ft_301-s(jp).pdf uploaded #file-notice
The following files and folders have been uploaded to the Files area of the [email protected] group. * /ft_301-s(jp).pdf ( /g/yaesuft301d/files/ft_301-s%28jp%29.pdf ) *By:*
By Group Notification <noreply@...> · #230 ·
where is the 6 volt regulator that powers the VFO
I need help in finding the 6 volt regulated power source for the VFO. Been thru the schematic many times and cant find it. Thanks, Robert
By Robert Holsti · #229 ·