We can completely redraft full locomotive electronic schematics, and update them to. Power reading is for 2630 mhz only and on this updated model measures in 4 increments, 2. 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. Zg manifacture and supply of swr power meters and wattmeters. Zetagi b300p sch service manual download, schematics, eeprom. Throughout its history the company expanded its production and comes in various industries including marine, automotive, civil and special vehicles. Most of the time i tune it when i am on ch 20 if i am sticking to 140. Select picture or schematic to display from thumbnails on the right and click for download. Draw and print electrical schematics quickly and easily. Although the greatest care has been taken while compiling these documents, we cannot guarantee that the instructions will work on every amp presented. Oct 29, 2016 them zetagi tm 535 downloads manual zetagi b 150 download circuit. Nov 26, 2012 wow if it hadnt been recorded no one would have believed it.
Service manuals, schematics, eproms for electrical technicians. Zetagi b47 sch service manual download, schematics, eeprom. Zetagi hp201 sch service manual download, schematics. Constant features in its history were three factors. Seo, search engine optimizer, seo search engine optimization, search engine optimization services, seo consulting. The most popular transmatch meter of its type, designed for measuring v. Them zetagi tm 535 downloads manual zetagi b 150 download circuit. Sure we know that zetagi sometimes over estimates its abilities in the power department. Zetagi hp 201 swr power meter swr meters thunderpole. Zetagi b153 is a high quality linear amplifier with onoff and lowhigh switch. Zetagi b153 hf amplifier w 2630 100 mhz transistors. Our expert team can take any schematic, paper or electronic, and update it into a colorcoded, searchable and interactive electronic document.
Rick jackson euro radio co a tuesday, december 05, 2006 11 or 15r 680r power switch 680r led bc237b 15r 10 k1 1k 1n4004 1n4004 3. In this page you find schematic, users and instructions manuals, service manuals, technical supplement, leaf leads and other good stuff. All of the most popular symbols over 60 already predrawn in 14 or 12 increments for easy and precise insertion. Jul 03, 2012 draw and print electrical schematics quickly and easily. The problem is high input swr of 41this need mods in the input circuit, you can add 150pf mica capacitor to the ground wi. 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.
This amplifier comes in a smart new anodised colour and also has inbuilt protection against polarity inversion. It also has a mono plug in the front where it is supposed to take a switch of some kind to turn it to tx i suppose. 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. The 944 will arc at about 60 watts on 80 and slightly less on 160. Insert relay logic into your drawings faster than any other cad program. My question is, the zetagi switches to transmit when it detects incoming transmission from the kenwood. Wow if it hadnt been recorded no one would have believed it. Not 3pin potentiometers in4148 150r xray view of board showing tracks viewed from component side set in4148 47k twin gang 10pf 22pf in4148 2k2 5075 20k iow 200k 100w swr 1kw 5075 swr iow 100w 1 kw swr ref.
This mosfet metal oxide semiconductor field effect transistor amplifier offers low signal distortion, high reliability and better performance. Testing a zetagi bv603 27 mhz rf tube amplifier which came to me for repair, the second tube amp i have repaired in only 3 days. Zetagi was founded in the early 70s and it specializes in the manufacture of electronic devices including cb radio products. Zetagi b303 with board b303azg original hfcircuit rev. If you have some stuff that not is listed here you can donate this by contact mods. Locomotive schematic updates ztr control systems, llc. Avisadores camareros avisadores clientes avisadores hoteles icom icr20 software. Le manuel dinstallation ou notice dinstallation donne les instructions pour le mettre en service.
Zetagi hp transmatch swrpowermatcher radioworld uk. Zetagi b 501 p 250 watt amfm 500 watt ssbcw 24 volt. Need schematic or manual for heathkit ib1103 frequency. This site helps you to save the earth from electronic waste. But the 2sc1969 is an npn bipolar transistor rated only 12w output at 27 mhz. Zetagi b153 hf amplifier w 2630 100 mhz transistors 12v mosfet. Note that there is a limit to the number of files you can download.
795 1183 1050 722 1421 1274 75 776 512 638 1087 747 719 587 728 103 971 1360 412 1553 566 937 1036 649 446 109 193 1082 91 1251 1038 583 354 912 399