4d21 tube data booklet

Xray properties of elements electron binding energies xray energy emission energies fluorescence yields for k and l shells principal auger electron energies. I have the complete manual and it has two supplemental tube data listings but i still dont have testing data for all common tubes today i discovered i dont have testing data for a 7h7. Tube pl 4d21 or rohre pl4d21 id57009, transmitting tetrode, air cooled, and vhf shown. Pulse service notes, will be furnished free on request. Vacuum tube 5ar4, ruby tubes antique electronic supply. Data sheet quick connect coupling series 21 coupling. We suggest the right solution based on the accessibility and affordability. Vacuum tube 4125a 4d21, tetrode, power amplifier amplified. Its a brilliant valve when triode strapped, better than 2a3 300b in terms of linearity. The stock tube that comes with the cv5 is a highquality phillips 6111 tube that has a heater current of 300ma. A flat sheet beam is electrostatically deflected across the anode which is. A few specialquality tubes did not have a standard equivalent, e. Does anyone have a source for obsolete tube data for this tester. The anode construction with its auxiliary cooling fins is rated for 47 watts anode dissipation and 100 watts output when biased in class c.

If you cant find what you need here, try duncans tube data sheet locator. Lists 39 powertube fittings designed for supporting and cooling power tubes, and illustrates their use. Find all data sheets and technical details for labom devices. This tube is not a direct 6bg6 clone, it is an octal modification of g807 tube, which one was soviet clone of famous 807. Vacuum tube 4125a 4d21, tetrode, power amplifier the 4d21 4125a is a. This is the hickok tube tester set up for western electric tubes.

The semiconductor manual contains detailed data concerning amperex tran sistors, diodes and. The 5ar4 and gz34 is an indirectly heated cathode tube which means it. The 6p7s output beam power tetrode is designed for operation in line scanning output stages of tv receivers. The plate voltage in the ranger i runs around 550, with solid state rectifiers a bit over 600 volts on the modulators and 6146. The tube list at esrc1 vacuum tubes is very extensive, as is our inventory of vacuum tubes, grid caps, sockets, valves and capacitors. The maximum mark for this examination paper is 40 marks. 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. According to the rca hb3 data sheet for the 1614 dated 121946, the tube is called a.

We identify risk, we manage cost, we assist growth. Rca powertube fittings bulletin ptf1012a 10% x 83,424 pages. Business chemistry draws upon the latest analytics technologies to. We are offering this raytheon 6832 tube that has a heater current of 400ma and will yield a. This 1960s sylvania 5r4gyb rectifier tube has a tall bottle, smooth black plates, and a side o getter.

Decided to order the ruby and it was perfect in both sound and feel. The tube manufacturer chooses these values to provide acceptable serviceability of the. 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. The only difference compared to a vintage brimar is a slightly higher peak inverse voltage at 1400v in stead of 50v for the 54. This is variant with coarse grid this tube can be used as a biquinary tube cathodes connected externally or a normal nixie tube. The wide glass tube envelope is 55 mm in diameter and, excluding the b7a base pins, is 115 mm tall.

Pulse service for information on pulse service ratings, application bulletin no. The 5r4gy is a high voltage power rectifier and was designed for transmitter use. Nos tube specification sheet nos tube specification sheet. We would like to show you a description here but the site wont allow us. Like mentioned 6j5, 12 6sn7 and 12 12au7 will all work in most circuits designed for 6c4 but this wont be found in books. Apparently is the russian equivalent of the wwii era german wehrmacht rl2 4p6 rf oscillator transmitting amplifier tube. Lawrence berkeley national laboratory introduction. Raytheon nos 6832 dual triode tube for use with the cv5.

The rk4d32 is a beam tetrode, for use as an rf power amplifier or oscillator. It is commonly assumed that the russian 54 5u4s rectifier is equal to the western 5z4g, and its true. I like jj for power tubes but the ruby is perfect for the rectifier. I had heard it was a pulse modulator tube used in radar application. Here youll find manufacturers data sheets and curves for many popular and some not so popular electronic valve types. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes. Tube pl 4d21 or rohre pl 4d21 id57009, transmitting tetrode, air cooled, and vhf shown. With almost datasheets and the visitor counter indicates over 4000. I put a jj 5ar4 in it and didnt like it at all it was harsh sounding and stiff. We test your order before shipment for world class performance and the best tone possible. Tubes cant be substituted since they have different bases but are electrically similar. Follow the links on the left to find the tubes, valves, sockets, grid caps, and capacitors for your antique radio, ham radio, hifi stereo, or other electronic piece. Detailed data sheets on the various tubes listed in this catalog are available upon request.

All content is posted anonymously by employees working at 4d data centres. Does anyone have knowledge as to how the 4d32 tube was primarily used. The 4d32 has a massive cathode and therefore high pervience capable of peak plate currents of over an ampere at relatively low plate voltage. An increase in intensity in the sound is heard for the first time when the air column length is.