Xray properties of elements electron binding energies xray energy emission energies fluorescence yields for k and l shells principal auger electron energies. The thin glass tube envelope is 18 mm in diameter and excluding the b7g base pins it is 43 mm tall. Data sheets, type lists, number systems, tube bases, substitutions, and more. Frank philipse pocnet mirror patrik schindler, 3s4. Tube 3s4 or rohre 3s4 id431, vacuum pentode, miniatur7pinbase b7g, usa 1940 and. The tube preamp come with low output resistance and provide high driving capability. Downloads, supreme instruments manuals, tube data, and.
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. Digital 3 and 4 limited, co c4, 124 horseferry road, london sw1p 2tx t. If you cant find what you need here, try duncans tube data sheet locator. Lawrence berkeley national laboratory introduction. These are the common directly replaceable even in series filament sets introduction. According to the rca hb3 data sheet for the 1614 dated 121946, the tube is called a transmitting beam power amplifier. There is an rf amplifier 1t4 tube, a regenerative detector stage 1t4 tube, an audio.
Matt knoebel assembling the radio in august of 2012. However, voltdb can save this information to disk through the use of command logs and snapshots, so. Close cover and press down flaps on other side as shown. That articles author credits the original design to an article appearing in boys life magazine and in the arrls how to become a radio amateur booklet during the earlytomid 1950s it used a 3s4 tube. The information contained on this website is for information only. The 3s4 is an audio output pentode valve designed for battery portable broadcast radio receivers. Posted march 23, 2017 tube test data for use with tube testers i177, i177a, and i177b page 6 note e the tubes listed below should not be tapped when testing for shorts because damage to the tube may result. The 5ar4 and gz34 is an indirectly heated cathode tube which means it. Therapeutic radio, by marek klemes, kirts cogitations. Tilt top of chip a little away from unengaged flap and press flap down. Mullard describe their 3v4 equivalent as a battery operated output pentode with centre tapped filament, and designed for operation with equal voltages on both screen and anode. The output power is very small so either a high efficiency loud speaker would be used or headphones. I had heard it was a pulse modulator tube used in radar application. Construction took about 4 hours, including winding.
It uses a 3s4 vacuum tube and requires a long wire antenna and ground connection to operate. Vacuum tube 3s4 dl92, pentode, power antique electronic. This data is scanned and may contain errors caused by the ocr software. The 3v4 audio output pentode was designed for use in battery portable radio receivers. Posted march 23, 2017 popular tubes 5r4 5v4 5z4 tubes. My homemade radio operates on the broadcast band only.
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. Digital 3 and 4 limited response to ofcom broadcast. Here is a list of the most common types with cross reference. There is an rf amplifier 1t4 tube, a regenerative detector stage 1t4 tube, an audio amplifier, 1s5 tube and an audio output stage 3s4 tube. Page 3 6n356702c51 tubes are used for two channel buffer with cathode follower configuration. However, voltdb can save this information to disk through the use of command logs and snapshots, so use of these features is strongly encouraged. This is an assembled regenerative am broadcast band receiver kit, developed and sold by lance borden it uses a 3s4 vacuum tube and requires a long wire antenna and ground connection to operate. This 1960s sylvania 5r4gyb rectifier tube has a tall bottle, smooth black plates, and a side o getter. According to the rca hb3 data sheet for the 1614 dated 121946, the tube is called a. Data for soviet tubes can be found the same way as the other tubes. Franks electron tube pages american substitutes for. Borden radio armstrong one tube regenerative receiver analog dial page 1 page 2. Attach binding rings hold booklet cover with outside towards you.
There are other types that differ in base connections or exact filament current or exact characteristics. Does anyone have knowledge as to how the 4d32 tube was primarily used. The plate voltage in the ranger i runs around 550, with solid state rectifiers a bit over 600 volts on the modulators and 6146. If other tubes in a series filament string contribute to the filament. Homemade 4 tube radio daves homemade crystal and tube. They were meant for superhet and other types of receivers and some military walkietalkie type transceivers. The 3s4 is an audio output pentode valve designed for battery portable.
Many of us started with these a single 6v6 and a single 3s4. Mullard magic stocks vintage radio, military radio like r1155, t1154, ws19, military spare parts, valves, tubes by gec brimar mullard ecc83 kt66 ecc32 u52, radio components early wireless, vintage radio, domestic vintage radio, old technology of all kinds. The 5ar4 and gz34 is an indirectly heated cathode tube which means it takes longer to warm up. Because voltdb is an inmemory database, once the database server process stops, the database schema and the data itself are removed from memory. Product specification production this data sheet contains final specifications. Here youll find manufacturers data sheets and curves for many popular and some not so popular electronic valve types. Franks electron tube pages american substitutes for foreign types this data is scanned and may contain errors caused by the ocr software. 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. Ferroxcube reserves the right to make changes at any time without notice in order to improve design and supply the best possible product. With almost datasheets and the visitor counter indicates over 4000. Tube 3s4 or rohre 3s4 id431, vacuum pentode, miniatur7pinbase b7g, usa 1940 and poweroutput shown. Thanks to frank philipse for supplying the above pdf datasheet.