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the mrf455 can be found on ebay, rfparts and many other stores. Price is ok for now.... It was dicontinued. Manufatured by 6 diferents brand names under motorola licence and specs. Many clones are on the wild some goods and other not. The 2sc1446 can be a good repleasement for it.
If you have...
That is not the way I set bias is the way to install the old supermodulator mod as the vendor instructions from 1995. I dont know if this item is being sold at this time, it was just a 560ohm resistor. I know this is not the correct way to set them.... Is just an old trick to drop carrier...
Ok, I understarnd that is hard to beleive that after looking for long time for a good substitute for the mrf477 it was fanally found.
No matter what part number is on it (if any).... the most important thing is how it works.
This is not a junk part. The developers are very serius people.
The...
Hi Mike
What do you mean with sandpaper mod?
The 2sc1945 will never perform like this one.
Some people replease the mrf477 with the 2sc1945 but will never get the power you get with the moto mrf477 or rf2510. 2sc1945 and mrf477 are very very diferent parts with diferent gains, power...
Yes, the mrf455 can be repleased with the 2sc1446, they are similar but to get a high output from both of them the tx section need some mods.
The rf-2510 is a very easy fix for radios that does not include the pill adapter pcb (hr2510,2600,2830 and old lincoln).
Installing a pill in a...
HI FRIENDS
JUST ARRIVED!!! THE NEW RF-2510 REPLEASEMENT TRANSISTOR FOR THE HR2510,2600 AND LINCOLN. NOT AVIABLE ON USA UNTIL NOW. TECH QTY DISCOUNTS. MANY MORE PARTS OF HIGH QUALITY AVIABLE SOON LIKE THE 2SC2166, 2312,1696,MRF455,2979 AND 2990 ALL HIGH QUALITY PARTS - MADE WITH THE SAME SPECS...
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