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modulation usb lsb calibration ft-101zd
hello I have a modulation difference between usb and lsb in lsb the modulation is wider, in usb it comes out narrower what should I calibrate to have a usb and lsb modulation the
By Francesco IZ8JFA · #39 ·
modulation usb lsb calibration
hello I have a modulation difference between usb and lsb in lsb the modulation is wider, in usb it comes out narrower what should I calibrate to have a usb and lsb modulation the same? iz8jfa franco
By Francesco IZ8JFA · #38 ·
Re: frequency calibration ft-101zd
tc01 now adjusted the frequency is all correct on the whole hf range thank you izjfa 73 ------ Messaggio originale ------ Da: "Roger VE7LB" <Roger_VE7LB@...> A: [email protected] Inviato:
By Francesco IZ8JFA · #37 ·
Re: frequency calibration ft-101zd
Hi Franco, Try adjusting the TC-1 trimmer on the display board. 73 Roger VE7LB
By Roger VE7LB · #36 ·
frequency calibration ft-101zd
hello my ft-101zd is not perfectly in frequency it is out of frequency example if I go to 141000 mhz the correct frequency is 140998 mhz to center it in frequency I have the instruments of the
By Francesco IZ8JFA · #35 ·
Re: FT-101e ALC issue
I used an NTE 312 which I have on hand to fix the Sony icf-2010 receivers. 2sk19gr actually crossed to an NTE 133 which I also have, but the 133 has a different pin assignment.
By Bob Dostall KF8IY · #33 ·
Re: FT-101e ALC issue
VG. What FET device did you use?
By Bruce Collins · #32 ·
Re: FT-101e ALC issue
Hi Buddy, I just wanted to let you know that I replaced the FET Q6 on the processor board also and now the ALC is rock solid. The sad part is that my first instinct was to replace the ALC pot. and Q6
By Bob Dostall KF8IY · #31 ·
Re: FT-101e ALC issue
Well Buddy I decided to just replace VR2 ALC pot and VR1 as well on the speech processor board. That seems to have pretty much fixed it. The ALC meter deflection diminishes somewhat after I ran it for
By Bob Dostall KF8IY · #30 ·
Re: FT-101e ALC issue
Have you replaced the 12BY7 with a new one yet? I have found a few times an ALC issue go away for some reason with a new driver tube.
By Bruce Collins · #29 ·
Re: FT-101e ALC issue
Hi Buddy, VR2 on the processor board seems fine. I did find several cold solder joints on the processor board that was causing erratic alc readings when trying to adjust VR2 and also very low output
By Bob Dostall KF8IY · #28 ·
Re: FT-101e ALC issue
Hi Bob, Interesting problem. And with full output I do not think the finals would cause that but I have seen strange things before. Really does sound like something in the ALC circuit. Have you
By kc4umo · #27 ·
FT-101e ALC issue
I've been troubleshooting an FT-101e with an ALC issue. I get full power out at all times. After about 10 minutes of warmup, the alc fails to deflect much to the left. It works great for a few a
By Bob Dostall KF8IY · #26 ·
Re: I’m new here
Hi Bruce, Thanks for the link. ?I’m glad to see that there is some interest in these old radios. I’ll study what has sold and come up with a plan. 73 Graham VO1DZA
By Graham VO1DZA · #25 ·
Re: I’m new here
The oldest, early FT-101 are not nearly as popular (or desirable) as the FT-101B... and the FT-101B is not as popular (or desirable) as the FT-101E series or FT-101E-F radios with their built in RF
By Bruce Collins · #24 ·
I’m new here
Hi everybody. I’m new here. I have an early vintage FT-101 (w/ spare finals), with the speaker/phone patch, FV-101 remote VFO, and the matching scope. ?Everything worked when last used (last
By Graham VO1DZA · #23 ·
Re: FRL-263 DO12/04CS relay
Thanks for the reply and the suggestion. Regards Richard /WD4IKI
By Richard Goldblatt <rgoldblatt@...> · #22 ·
FRL-263 DO12/04CS relay
Does anyone know where one can find a replacement for the FRL-263 DO12/04CS relay?? I know several radios including my FT-107m have these mounted on the chasis. 73 Richard Goldblatt / WD4IKI
By rgoldblatt@... · #21 ·
Re: Correct serial numbers
Only hums on transmit my locals hear it and I hear it with my headphones on only when keyed up Sent from Mail for Windows 10 Sent: Sunday, February 7, 2021 8:20 PM To:
By Paul Werz <pauljwerz@...> · #20 ·
Re: Correct serial numbers
Hi Paul, Looks like your 101 was made May of 1985. So not worry with the side number, only the rear. 5= 85 G= May 301207 production run. As far as the hum you will need to figure out if
By kc4umo · #19 ·