6ah4gt tube data booklet

Its high input sensitivity is good for passive preamp systems. This great amplifier is a classa, pushpull amp using a pair of 6b4g directlyheated triodes as the output stage. Mint in original box wonderful sub for the 5v4 tube. If any electricity gets across that little gap between those two pins you can kiss the tube, the socket and possibly your power transformer. This is a suitable replacement for any gz325v4gcv593 tube type. Data for soviet tubes can be found the same way as the other tubes. I think its a beautiful sound straightforward like triode. The information contained on this website is for information only. Bold designators are close or identical, italic designators are different ratings, different pinouts or different filament voltages. In my book this is the right amount of gain for a linestage to have some reserve for. Full text of radio electronics 19481992 internet archive. Front driver tube will 76 ccs loaded and cap or direct coupled to 6ah4gt. It has found wide use in tube radios and early guitar amplifiers of the fender champ type. I will ccs load this tube with 2530 ma at 220v plate voltage parafeed to an edcor 10k.

I have been using this amplifier as the main amplifier. Lawrence berkeley national laboratory introduction. Best to ask when you need a tube electrically similar. There are no schematics or other information available for karola radios, and very little is known about the brand. Numbers shown in light blue background are coldcathode tubes. Shadow grid beam pentode beam hexode on datasheet, vhf amplifier. I looked up both tubes in the rca tube manual rc19. This karola is a 5tube acdc radio using all loctal tubes. The only amplifying element is a 6ah4gt triode per channel. Miniature type used as phase inverters or twin resistance coupled amplifiers in radio and audio equipment. The plate voltage in the ranger i runs around 550, with solid state rectifiers a bit over 600 volts on the modulators and 6146.

Like mentioned 6j5, 12 6sn7 and 12 12au7 will all work in most circuits designed for 6c4 but this wont be found in books. Just make sure you do a very very very good job of soldering on pins 4 and 5. This is a suitable replacement for any 6j5 6j5g 6j5gt 6j5wgt triode tube type. Description the 6j5p 65 hightransconductance pentode has been designed for h. The 6j5p pentodes are miniature devices enclosed in glass bulb and are provided with a sevenpin base, rigit leads. Use keywords to find the product you are looking for. Under the 6av6 same as the 12 volt heater unit except for. Shadowgrid beam pentode beam hexode on datasheet, vhf amplifier. Version 1 uses two 6sn7s in the input stage, and delivers full output with around 300mv input. With almost datasheets and the visitor counter indicates over 4000.

This is thomas mayers blog about vacuum tube audio, to share updates about new amplifiers and preamplifiers and elrog vacuum tubes. Sharpcutoff pentode tube data provided by duncan amplification. It is especially useful as a local oscillator in high frequency and very high frequency receiver circuits. According to the rca hb3 data sheet for the 1614 dated 121946, the tube is called a transmitting beam power amplifier. As of 3505, i have finished scanning the general section, receiving tubes part 1, receiving tubes part 2, miscellaneous, specialpurpose receivingtype tubes, thyratron, ignitron, and glowdischarge tubes, and most of the. This was the american answer to the px4 and the parallel construction enabled the ac anode resistance to be the low figure of 800 ohms. Tubes cant be substituted since they have different bases but are electrically similar. The 6c4 is a miniature, mediummu triode suitable for use in a wide variety of general purpose applications. Tube 6ah4gt or rohre 6ah4gt id4561, triode, vacuum, octal int. Ge essential characteristics, the whole 228 page book in an indexed pdf file big, 11mb. The svetlana 6as7 is a glass envelope, dual power triode with high transconductance and high plate current capacity. 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. An adequate bias resistor or other means is required to protect the tube in the. Xray properties of elements electron binding energies xray energy emission energies fluorescence yields for k and l shells principal auger electron energies.

Nos tube specification sheet nos tube specification sheet. Please see the substitutes at the top of the page for more details. The 5r4gy is a high voltage power rectifier and was designed for transmitter use. Vacuum tube 6ah4gt, triode antique electronic supply. Here is the data from the rca tube manual rc19 for similar plate voltages as a classa amplifier. If you cant find what you need here, try duncans tube data sheet locator. The model number and year are unknown likely 1946 or later. It is virtually identical, electrically, to the older fourpin type 80 tube, but with an octal base. Here youll find manufacturers data sheets and curves for many popular and some not so popular electronic valve types.