The gi7bt is a more ruggedized version of the same tube featuring a fatter ceramic element but otherwise the same as the thinner gi7b. Tube 6bg6g or rohre 6bg6g id4644, beam power tube, octal int. Operating characteristics are measured at a coil temperature of 23c with a tolerance of 10%. A very friend of mine give me a 2 tubes gi46b and i have seen that a gi46b 2 gi7b. View and download body solid g6b owners manual online. Here are some links that show a rough mill set of sockets, some specs for the tube, and a neat conversion of an old dentron 16010l done with a pair of these tubes. These sockets are professionally crafted by k4poz and w4zt to provide you the best socket for your retrofit or new construction project. The gu17 beampower double tetrode is used for generation of power amplification at frequencies up to 250mhz in rf equipment. Etc, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors. Gi46b wo cooler russian new tube power amplifier qro hf vhf uhf gi46b. Previous page next page up home page gi6b similar to aeg lda metalceramic transmitting triode up to 18 cm. The 6bg6 was used in a lot of early postwar tvs as the horizontal output tube. The gi7b gi70b microwave triode operates as an oscillator and an amplifier in continuouswave or pulsed mode with anode modulation in the. Gi70bt gi70bt gi7bt tube power coaxial triode lot 2 nos.
The unit is fully automatic and supports smpte 424 3 gbit, 292 and 259m signals, and is equipped with 1 input and 6 reclocked sdi outputs. The original tube designation for the ld6 or gi6b was either ld11 gi11b or ld12gi12b, and it is useless as an amplifier in the decimetric wavelength range because it has very high internal capacitive coupling three wires welded to the cathode going through holes in the grid and forming a capacitor to the anode. They are used in the transmitters of the russian tanks, so that should tell you about how rugged they are. Initial date of my electron tube data sheet homepage. Typical radio receiver and amplifier circuits 1 2 3 4 5 6 7 8 9 10 11 12 14 15 16. Amazing unique production methods youll see for the first time satisfying relaxing moments duration. Details about gi70bt gi70bt gi7bt tube power coaxial triode lot 2 nosnib. 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. I think its a beautiful sound straightforward like triode. With its 350 watts plate dissipation this tube is a good choice for producing medium power 300 to 500 watts. With almost datasheets and the visitor counter indicates over 4000. The thin glass tube envelope is 20 mm in diameter and, excluding the b9a base pins, is 57 mm tall.
George foreman gv6b instructions manual pdf download. Then begin the mechanical difficulties it is indeed the greatest difficulty hf amps are the mechanical strength because of the student temperature, ventilation, vibration we must not forget that there are equal filaments vibration breaks i start with the greatest courage as you know mounts the simplest triodes are a cause of mounting since the first mechanical support lamp is simply a hole. The tube was placed behind the tune capacitor and the transformer between the tube and right hand side of the amplifier. Gi70bt gi70bt gi7bt tube power coaxial triode lot 2. Gi46b revisited gidday alli have built around 25 avhf amplifiers over the past three years using the russian triodes, gs35 and 31b tubes as well as gi6 and 7b tubesall of these amplifiers are in daily service on 6 and 2 meters and trouble free. Lawrence berkeley national laboratory introduction. Gi7b russian new tube power amplifier qro hf vhf uhf gi7b. For more equivalents you can use the search warning. Oscillation uhf in continous mode and pulse mode with anode modulation. Ge essential characteristics, the whole 228 page book in an indexed pdf file big, 11mb. Basic data electrical parameters heater voltage, v 12. The tubes gi6b, gi7b, gi7bt, gi70b and gi70bt are all the same gi7b ld7. I imagine they figured it could have similar characteristics of the 6l6 beam power with similar output power capability, but with a top cap for the plate, since the flyback transformer in tvs tends to generate high voltage spikes in the plate circuit of the tube, and to place the plate along with other pins. The parasitic suppressor was connected from top of the choke to the anode of the gi7.
At a plate potential of 2000 volts the gain is around db and the efficiency about 60% on 144mhz when build in grounded grid. Gi6b same as gi7b triode tube, amplifier 350w hf vhf uhf gi6b, military. I have been using this amplifier as the main amplifier. I have a homemade amplifier with 2 gi7b for hf and i have about 800900 watt in my bird 43 wattmeter. This great amplifier is a classa, pushpull amp using a pair of 6b4g directlyheated triodes as the output stage. The gi6b triode is designed for use in microwave oscillator circuits with no external feedback, providing continuous wave or pulsed operation with anode modulation in the decimetric wavelength range. Double triode, 6h8c datasheet, 6h8c circuit, 6h8c data sheet. This tube was originally developed by the germans during w. These sockets are designed for the best possible connections to the tube while allowing full air flow around the socket for more than adequate tube cooling. Gi70bt gi70bt gi7bt tube power coaxial triode lot 2 nosnib. I have used my amplifier with a good gi46b and i had about 800. Ii for selfoscillating radars, and it was copied by the russians after the war for. 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.
Brimar describe the 6cl6 pentode valve as a video power device capable of producing 2. Aug 02, 2012 amazing unique production methods youll see for the first time satisfying relaxing moments duration. Gi46b tube a next generation of gi7b coaxial triode series i have a homemade amplifier with 2 gi7b for hf and i have about 800900 watt in my bird 43 wattmeter. Gs9b microvave version gi7b new tube power qro hf vhf uhf gs9b. This data is scanned and may contain errors caused by the ocr software. The unit is fully automatic and supports smpte 424 3 gbit, 292 and 259m signals, and is equipped with 1 input and 6 reclocked sdi. Click on a datetime to view the file as it appeared at that time. Xray properties of elements electron binding energies xray energy emission energies fluorescence yields for k and l shells principal auger electron energies.
Home made 6m amplifier with gi7b home made 6m amplifier with gi7b, by f5mag. The 6b4g is an unusual valve in that the envelope holds two triode valves that are hard wired in parallel. Gi7b gi7b hfvhfuhf power coaxial triode tube original box. At the bottom of this page youll find some links to other tube datasheet sites in case you cant find what youre. Df6na datasheets gi7b similar to aeg lda also gi70b same tube no cooler, metalceramic transmitting triode up to 9 cm. How to grow potatoes in a 5 gallon bucket part 1 of 2 duration.
Power coaxial triode the gi46b microwave triode operates as an oscillator and an amplifier in continuouswave or pulsed mode with anode modulation in the centimetric max 28cm wavelength ranges. The tubes gi6b, gi7b, gi7bt, gi70b and gi70bt are all the same gi7b. The original tube designation for the ld6 or gi6b was either ld11 gi11b or ld12gi12b, and it is useless as an amplifier in the decimetric wavelength range. Originally designed for the output stages of audio frequency amplifiers, the el84 can deliver up to 17 watts. The gi46b tube and the old twin c core ht transformer. You will find these tubes that have white ceramic and some that have pink or. The dc blocking capacitor was attached to the top of the choke. The gi7b t is a very rugged metal ceramic tube built during the cold war for use on russian tanks and other military vehicles. I imagine they figured it could have similar characteristics of the 6l6 beam power with similar output power capability, but with a top cap for the plate, since the flyback transformer in tvs tends to generate high voltage spikes in the plate circuit of the tube, and to place the plate along with other pins at the. Mike, goimg and i are both using the gi7b tube on 50mhz. I thought you might like some photos of this prototype, including the cooling chimney make form a small fibre plant pot cut to size it cools the valve very effectively. It is a thermionic valve of the power pentode type.
Data for soviet tubes can be found the same way as the other tubes. When installed into your amplifier, these octal power tubes offer a focused bite with welldefined articulation. May 28, 2014 the gi7bt is a very rugged metal ceramic tube built during the cold war for use on russian tanks and other military vehicles. The rated current and coil resistance are measured at a coil temperature of 23c with a tolerance of 10%. Tube 6gy6 or rohre 6gy6 id4900, vacuum pentode, miniatur7pinbase b7g, usa 1940 and shown. Technical data sheet page 4 of 5 gb pressure drop pcd powercore assembly 0,00 0,25 0,50 0,75 1,00 1,25 1,50 1,75 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 flow m.
989 481 12 828 563 1217 871 1279 632 435 340 536 216 638 547 77 1612 302 335 498 899 807 816 548 541 1302 50 691 257