Item number: 270913173662 and 270913172950, These tubes are made By Jingguang, the best Chinese 4CX1000A/FU-100F. _______________________________________________ Amps mailing list Amps@contesting.com
I have a Bird 8890-300 Dumy load, looking for LC connector. 73!Hsu _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/a
I just sold a pair in ebay ,USD300/pair.But these need to repair.I think it worth $200-300 if in good cndx. I had contact with the socket manufacturer in China , they quote $900! 73!Hsu See what the
I don't think 833A is a good option.As it have long electrode and bad freqence response. I'm afraid it can not work in 20m in 4X parallel(self-oscillation). 3CX3000A7/F7 is better. But if you use ACO
$35 is inexpensive? Tubes are cheap but not even my son who travels all over Eastern Europe cant find cheap sockets. Carl KM1H _______________________________________________ Amps mailing list Amps@c
I've order some fixed vacuum cap mounting hardwares for myself. order from workshop direct,accordind my design, very inexpensive. Then there's fixed vacuum cap mounting hardware--unbelievable. Rob K5
I live nearby one of FU-81's(Chinese GU-81M) maunfacturer, the distance only 300 mtrs , they made FU-81 in end of 1950s or early 1960s. Stop in 1980s. all materials /dies are missed . In 1990s , a bu
4XGU-81 in GG maybe need 300W driving power or more. GU-81 seems not good in 15m or higher band.But I have no experience on it. 73!Hsu As the suppressor grid is normally grounded and serves as a shie
Some picture about Chinese GU-81M China made many GU-81Ms in end of 1950s to 1970s.It was called FU-81 . Here are some pictures: New socket http://www.zmdz.com/bbs/incomefiles/20123/19535994724.JPG a
It seems use a pot anda digtal pannel meter as counter is that right? What POT do you use?I 'm designing my big amp what used a 4CX5000R, I use a long life Plastic Pot( 30 million times) and LCD pann
There are some sockets sellers on ebay. These factory news ockets are made in China , It is usuable but no good. the best Chinese sockets is NOS/surplus. what is diffreece? please see the rivet, the
I think these caps widely use in static dust catcher/spray-paint, NOT for high RF current ! Well I had another Chinese cap blow up on me in my 8877 amplifier. I had 3ea 1000PF 12KV caps in parallel f
10 units amplfier in my stock:2 manual+8 auto tune. 2000W out put, tube FU-728F. Auto tune: $5000;Manual: $3000, not include shipping. more info, please contact with me off line. It will be end in 30
It seems I made a mistake. it is 30 Apr. 10 units amplfier in my stock:2 manual+8 auto tune. 2000W out put, tube FU-728F. Auto tune: $5000;Manual: $3000, not include shipping. more info, please conta
The pictures here http://www.zmdz.com/bbs/photobook.asp?page=1&name=DeepBlue&ClassID=0 click enlarge. It seems I made a mistake. it is 30 Apr. 10 units amplfier in my stock:2 manual+8 auto tune. 2000
If you interested in these , please contact with me off line. Hsu _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/am
I just found this capacitor, http://www.taobao.com/view_image.php?spm=11029KmR.2-5*zeK.0.63&pic=Wx0GGlFDXA1VUwMBWx0SCwkNGRFcVxxQW1UcCxMFRBkDCFdVV1cRRhpXRDhHIG1qbWtYTEAxKgtdOBAXCWsDBkVdR1RFBgYV&title=
Six EIMAC 4CX3000As ( not rebuilt), brand new, seems never used,no carton, data code is 0319,I know its offical price , but I do not know what it exact value now, best offer off line please . 73!Hsu
A guy is trying to sell his second hand MK V, I told him I'm interested in it because its attractive 3rd performance.After I read this ,It seems I should cancel this order. Hsu G'day Charles. A small