The 5r4gy is a high voltage power rectifier and was designed for transmitter use. The more of a voltage drop dcv drop you have the more sag or compression you will have. Another spot to look, which is especially useful if youre looking for replacement types and tubes with similar bases or characteristics, is the nj7p tube database. Rectifier comparison and interchangeability chart kca nos. Co mb ines i n one volu me the con tent of th e bas ic book and suppleme nt s i thro ugh iv. The 5ar4 and gz34 is an indirectly heated cathode tube which means it. Another spot to look, which is especially useful if youre looking for replacement types and tubes with similar bases or. The starting volatge is 425 volts from a diode rectifier and each tubes specs drop from there.
With almost datasheets and the visitor counter indicates over 4000. Tubes should be tested in everything from vintage radios to contemporary guitar amplifiers, and its easy to put all of your valves through a tube checker. You can not find all the information in this manual anyw else or for cheaper price. If youre working with any kind of vacuum tube assembly, then youll need to have a tube tester on hand to make sure that all of your valves are working properly. While it does not have the brimar logo on it the 6v6gt logo is clearly the brimar modeltype mark see other brimar 6v6gt that i have listed. In addition, when changing to a higher output rectifier in a self biasing aka cathode biased amp, eg, champ and others never assume that the power tubes isare safe.
This ne w t ube s ub stitut io n guidebook tube substitution. Always check the bias and idle power of the tube with the new rectifier to be certain that it is running within spec. In addition to the data i have scanned and posted, if youre looking for data on a particular tube you should visit tsdl on duncanamps website, or franks tube data. Increasing the cathode bias resistor is often necessary. Manuals and documents technical data, operating and service manuals provided by myself and other hams covering various technical subjects, amateur radio.
Brimar codes come in two parts separated by a forward slash. Western specialist,with out too much real knowledge,trying to convert russian terms and data under western terminology and it cause the big problems. Net tube data here youll find manufacturers data sheets and curves for many popular and some not so popular electronic valve types. In addition, when changing to a higher output rectifier in a self biasing aka cathode biased amp, eg, champ and others never assume that the power tube s isare safe. Herein you will find a collection of vintage engineering texts, vacuum tube datasheets, and other obsolete information, presented free of charge and without annoying advertisements. Antique radio forums view topic 5y4g is there a substitute. This 1960s made tube developed for rugged video application has been found in quantity by upscale audio, in upland, ca.
Russian tube data are correct,interpretation of data is usually incorrect,or misunderstood. The 5ar4 and gz34 is an indirectly heated cathode tube which means it takes longer to warm up. Filling attribute table automatically with simple steps in arcmap using field calculator duration. Usedtested chatham jan cahg 5r4wgy potato masher vacuum tube jan joint army navy 5r4gy wgawgb tubes are often unaffectionately referred to as potato mashers because of their superficial resemblance. Rf parts, an americanowned company in the usa has recently initiated new policies, regarding the export of our limited, vintage or rare electronic products. Seems to have the most detailed sound and nice treble. The this combbound book has a clear plastic sheet protecting a color cover.
Im liking 5r4gy above 5u4g, gz33, gz37 and a few others 5t4etc. Industry wide inscopre, the manual is prepared primarily for the service technician engaged in the trouble. The following list shows the tube types i have entered in my database, with exception of the service types e. According to the rca hb3 data sheet for the 1614 dated 121946, the tube is called a. I thought, as many others probably have, that the tube times were totally over and the development ceased until the 80s, when i found jean hiragas book of japanese tube. According to the rca hb3 data sheet for the 1614 dated 121946, the tube is called a transmitting beam power amplifier. I177 series tube tester settings data antique airwaves. Manuals and documents technical data, operating and service manuals provided by myself and other hams covering various technical subjects, amateur radio receivers, transmitters, transceivers and accessories. If any electricity gets across that little gap between those two pins you can kiss the tube, the socket and possibly your power transformer. Older tubes burn in deep orange color same as any old neon lamp. Hifi and lately, tube hifi has been my hobby for about 35 years. This auction is for model ks15750l1 made by hickok for westernelectric operating instruction manual tube test data calibration instructions. By having this information on a chart you can choose a rectifier tube that will best suit your playing style. Electronic parts and equipment that we will no longer be able to acquire.
Substitutes are given as a guide only please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application. Th e composite tube s ubstitu tion g uid eboo k co ntain s 5 100 receiving tube s ub sti tu tions. Electronic parts and equipment that was manufactured in the united states as early. So even when you think a gr150da tube is good, the accuracy becomes very questionable when a worn out gr150da has 700 ohm plate impedance, virtually adding up to the plate impedance of the tube your are testing. Well, we did mullard last week so this time, lets look at the brimar type and date codes, oft seen on valve envelopes in minuscule inked print, but what do they mean. If you cant find what you need here, try duncans tube data sheet locator.
I usually tend to use 5u4gbs as the rectifier when needing a high current tube rectifier and account for the larger voltage drop with the correct transformer however the 5ar4gz34 is a good tube as well. You can use the search to find service types or go to the service type lists that you can access from the page more tube related stuff. Just make sure you do a very very very good job of soldering on pins 4 and 5. Chatham tung sol 5r4wgy potato masher vacuum tube etsy. The plate voltage in the ranger i runs around 550, with solid state rectifiers a bit over 600 volts on the modulators and 6146. There have been many things to seefrom some clever innovations to circuit and theory nonsense. Sylvania receiving tubes technical manual code 4002 the 14th edition sylvania technical manual contains data on more than 2000 electron tubes.
The revenge kr842vhd amplifier lundahl transformers. Tube 5u4g or rohre 5u4g id3352, fullwave vacuum rectifier, octal int. For some tube listings, other instructions may be present in the notations column that may direct you to connect the 12inch lead to other locations. Russian book usually very clearly says what is data presented in the book. If this is your first visit, be sure to check out the faq by clicking the link above. The driver stage employs a type 6sn7 tube with the two. The first part, of format numberletternumber is the date code where the first number signifies production week of month, the following letter signifies the. If you make this connection you will have a 700 volt potential difference on those two pins, depending on the set of course. The maximum reservoir capacitor is specified at 4 f and the rectifier needs a series resistance of 250. Sylvania receiving tubes technical manual code 4002 hifi. The nos philips 5r4gys rectifier tube replaces gz345ar4 bargain priced.