Zetagi b550p linear power amplifier with pre amp 12v cb ham burner b550 p. The realistic covers from 2630mhz and puts about 27 watts, but the volume control is either full on or full off also the vfo increases sometimes when turned anticlockwise anyway it was the b550p which i was more interested in, when i fired it up i was getting easily 200. Always a popular choice, we now have these desk microphones back in stock. Constant features in its history were three factors.
Defcon 21 all your rfz are belong to me hacking the wireless world with software defined radio duration. I use my kenwood ts 2000 to drive a zetagi b550p amplifier i had from years ago. This amplifier comes in a smart new anodised schematic zetagi b550p free download as pdf file. In this page you find schematic, users and instructions manuals, service manuals, technical supplement, leaf leads and other good stuff. Service manuals, schematics, eproms for electrical technicians. Although the greatest care has been taken while compiling these documents, we cannot guarantee that the instructions will work on every amp presented. Rick jackson euro radio co monday, december 04, 2006 11 c6 270p c7 270p fb1 r1 2.
Sure we know that zetagi sometimes over estimates its abilities in the power department. Zetagi has a very poor reputation here in the states, selling illegal cb amplifiers not certified for sale here so theyre not common and not allowed to be advertised for sale in the u. How to tune your cb antenna for the best swr and range duration. This site helps you to save the earth from electronic waste. Zetagi b550p pictures and specifications of the zetagi. It also has a 6 level output power selector knob zetagi b501p power amplifier 70250w amfm, 140500w ssb moonraker uk limited. Question on zetagi b550p and kenwood ts 2000 qrz forums. Not 3pin potentiometers in4148 150r xray view of board showing tracks viewed from component side set in4148 47k twin gang 10pf 22pf in4148 2k2. About covert a zetagi amplifier for 50 mhz the resource is currently listed in in a single category. Zetagi b47 sch service manual download, schematics, eeprom. Communication measuring equipment tuners zetagi tm. Avisadores camareros avisadores clientes avisadores hoteles icom icr20 software. I spent 10 years in the cb radio hobby before ever purchasing an amplifier. Zetagi b550 zetagi b 550 p ripristinato, elaborato ed.
Zetagi b300p sch service manual download, schematics. Back in the day it was the zetagi b300p or the zetagi b550p that were the kings of the airwaves in the 80s into the 90s. If you have some stuff that not is listed here you can donate this by contact mods. Amplificatore lineare b550p cat atteristiche frequenza. Then one day i was having trouble talking to a local friend because there was a lot of skip interference and decided i would purchase an amplifier. Zg manifacture and supply of radio station equipment and. This amplifier comes in a smart new anodised colour and also has inbuilt protection against polarity inversion. The zetagi hp201 swr wattmeter was recalibrated using an exraf 200w absorption power meter. Jbl audio prx535 prx series input board schematics. Conversion of zetagi hp201 swr wattmeter for hf amateur. Heard a lot of these 24v lovelies on the grandi modulatori frequency recently so was looking around at costs, specifications and the like. With the transmitter set to 5 watts, the new scaling resistor was adjusted so that the reading was full scale this assumed that the original scaling resistor was set correctly. I found that in most cases i was able to talk to all the locals and dx without the use of one. The zetagi b300p is a high quality power amplifier with amssb, onoff and pre amp onoff switch.
Description zetagi b550p is a high quality power amplifier with amssb, onoff and pre amp onoff switch. It is an ideal low cost matcher for matching cb antennas with a high swr reading, helping to protect your equipment. Zetagi b501p is a high quality power amplifier with amssb, onoff and pre amp onoff switch. Some time ago was given a blown up b300p,with both pa devices gone so all i had to hand was a pair of mrf422,s so i did the board repair to resistors and such added a voltage stablizer to the bias circuit and put higher voltage caps in. A concorezzo, milano, build 1985, 5 pictures, italy, schematics, tubes, semiconductors, rf radio frequency amplifier. Zetagi b300p manual, service manuals, schematics, eproms. The zetagi tm999 matchbox is a quality swr meter and power meter with built in matcher. The main category is rf power amplifiers that is about ham radio power amplifiers. Not sure really but rm amplifiers appeared and since then i guess it is generally well known you get more power from an rm amplifier than a zetagi and the 11m chatter would seem to back that up over. Antenna instrument zetagi hp201 instruction manual power supply maas schematics added 2006. But the 2sc1969 is an npn bipolar transistor rated only 12w output at 27 mhz. This link is listed in our web site directory since tuesday may 2008, and till today covert a zetagi amplifier for 50 mhz has been followed for a total of 1510 times.