[drakelist] WTB: T4-XB 8 Pole Filters

kbgluxford <[EMAIL PROTECTED]> made an utterance to the drakelist gang -- Thanks to Garey Barrell who pointed out my error, I am actually looking for TWO T4-XB filters, the USB filter and the LSB filter. Many thanks and 73 Kev

[drakelist] T-4XB help needed

Larry Clark <[EMAIL PROTECTED]> made an utterance to the drakelist gang -- Hi, I recently acquired a "B" line from an estate. Under 20 years of accumulated dust I found a very nice R-4B and T-4XB. The R-4B fired right up after

[drakelist] Some Drake TR4cw questions..

Hola... well one can not live by transistors alone. so I dug out one of several old TR4's I had. this one was in fact a TR4CW... now... I've never used any of my Drake radios for too much, other than to check into a net here or there so there's a lack of operating time on my side. so here are my

[drakelist] CW-75 problem solved

Hi all,   I found out that the CW-75 runs much better if I install the internal 9V battery. So my conclusion is that this keyer is sensitive to the supply voltage. Though it says to connect a 13,5 V external line, it seems wise to add some lower voltage, or better regulated? I thought I’

[drakelist] CW75

Drakelist de PA2DW,   Hello all,   I am trying to fix a CW75 keyer. The problem is that sometimes, the dashes will end too early when releasing the dash-paddle. Just as if it was a straight key. I am not very good in digital circuits so anybody out there can help me on the way?   Vy