Gi7b tube socket. First, remove the bottom section of the K4POZ socket.

Gi7b tube socket. Year of production: 1975.

Gi7b tube socket Limits. $15 . 7805(TBW6/14)(14KW,30MHZ,triode,water cooled) GI7B(350W,2GHZ,ceramic triode,air,sockets/this tube is like 8875triode) GI15B(80W,2GHZ,ceramic triode,air) GU74B(4CX800A)tubes+SK1A sockets for them SK3A socket for GU84B tube SOCKET FOR RUSSIAN tubes gi7b, gi7bt, gi70, gs9b, gi6b - $64. from United States. Mike, GØIMG and I are both using the Gi7B tube on 50MHz. Shop by category Tube socket,fan,chimney for GI-46b Heathkit SB-220 Kenwood TL-922 KK4NOZ 3-500z. GI-7 and equivalent tube socket custom made to fit mounting holes for removed 3-500Z socket in Kenwood TL-922 or Heathkit SB220 linear amplifiers. Tube is also physically identical to the GI-6B and GS-9B tubes, but there are some electrical differences. Limits on operation of a GI7BT in AB2 include: anode dissipation 350W max; cathode current 1. The plate choke is an Ameritron 160-10 choke and is barely visible beneath the tubes. SOLD . Sold Out. Filter. For sale follow new tubes+sockets. I always wonder if Russian ceramic transmitting tubes could be used for audio amplifiers. 73. About eBay; Announcements; Community; Security Centre; Seller centre; Policies; Help & contact; A 12v fan is mounted underneath blowing upwards and cylinders surround tube anodes to contain airflow. Brand New. I purchased a nice tube socket / mount from a ham that makes them. Diode protection on both meters and LED indicators and new 3-wire grounded power cord, wired for 120VAC operation. Tube sockets; Tubes; Tube list Gi7B. 1430 / Virus Database: 2641/5678 - Release Date: 03/15/13. GI7b and GI7bt are completed by factory with plate radiators (HgAl) and the others (#70) without (normaly used in water cooling items). Consumer Electronics. GU43B NOTE: OK for HF-6m, similar to 4CX1600; 1600 W up to 100 MHz. 1758. 50. Customers who bought this product also bought: Ventilator. the chimney is made of PTFE (t eflon). Cart 0. Tropicalization: The “T” designation suggests the GI-7BT may be a ‘tropicalized’ version, featuring enhancements for operation in humid and hot environments. Mike’s runs at 400W PEP output with 2. T23 . T. Shop now for fast shipping and easy returns! Mountain Top Electronics single 7B amplifier under test. Apr 17, 2010 645 12 28. The PI-Filter hat two switchable coils, because the roller induct-or was to small. 95. $250. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright My sockets have excellent contact between the tube and the socket! Material: socket machined duralumin; nuts and bolts, washers are made of galvanized metal; insulators are made of PTFE (teflon); the chimney is made of PTFE (teflon). The K4POZ sockets are excellent and can be used with the original chassis. So far the GI-7B has proved to be a great tube. 4. -For the reason that commercial tube socket is not available and searching around the net and find it is available from W4ZT 1 inch aluminum angle and cut into small section for building the chassis of the GI7B amplifier. 811A) 4 pcs ROYAL HK46E 4-pin UX4 gold tube socket (for WE-300B. This change will make wiring the sockets in parallel much easier. Oxide cathode indirectly heated. Email wb4 Explore a wide range of our Gi7b Tube selection. Buy It Now +$8. Year of production: 1975. Wholesale & retail trade. Sponsored. $80. Contact Us 248-917-2319 _____ Sign in or Create an Account. Rear Panel with Fan & Tube Socket GI7BT heater & cathode wiring Rear View; Original PA Input ckt used RF Compartment with GI-7BT air chimney GI7BT Tube in Socket click for details : Clean SB-200 converted to GI7B tube. As I could not find any i Seller: greatball ️ (2,113) 100%, Location: Dadeville, Alabama, US, Ships to: US & many other countries, Item: 164937677688 GI-7 chimney tube socket Kenwood TL-922 Heathkit SB-220 linear amplifier KK4NOZ. Harbach soft-start wired for 120VAC operation 4. Select country Postal code 7 Pin Miniature Tube Socket NOS IEC USA B7G High Dielectric Black Phenolic (x1) Opens in a new window or tab. As I could not find any i The larger the ceramic body of the GI-7BT, the better the tube can dissipate heat. The bias circurit. You can either cut away the chassis and mount the GI7B tube sockets on a metal plate (subchassis), and suspend this plate slightly below chassis level on standoffs, or you can attempt to mount the tube sockets in the original 8875 holes. Auto start, Forced air cooling, 120v plug in wall, tuned input, HAS SOCKETS for easy tube replacemen Clean Yaesu FL-2100 converted to a GI7B tube. I have several more of these amps awaiting conversion to the Svetlana EL-509/6KG6 tubes and didn't want to have to use the plastic . I tend to build the sockets in my own, so that the tubes are visible, clamped by This document provides instructions for modifying a Dentron MLA-2500 amplifier to operate with GI7B tubes. The original tube designation for the LD6 or GI-6B was either LD11 /GI11B or LD12/GI12B, 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. Replacing the capacitor board to make room for a 12V filament transformer while using low-profile capacitors. Regular price $450 00 $450. 35 shipping. 44. Clean, from non-smoking environment, GLA-1000 converted to NOS GI7B tube. 5kV and 225W PEP. Regular price $500 00 $500. Richard Hughes. €22. Here are the steps after removing the 8875 sockets. Pre-Owned. In order to install a rigid air dam for cooling, the plate choke must be About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Also there is another spot for a third tube socket T23 . Tubes are new, never used and in original polystyrene boxes. This bottom section will mount Yes agree with a Gi7b tube, I have see a lot of 230 done this way. Radio Communication; Vintage Electronics; Jewellery & Watches. The thest performed showed that no ano SOCKET FOR RUSSIAN tubes gi7b, gi7bt, gi70, gs9b, gi6b (model: LV №4) - $72. Save gi7b socket to get e-mail alerts and updates on your eBay Feed. This is due to different design of the anode cooling structure (both the physical interface with the detachable radiator, AND the type of radiator used with the tube). New in stock!". Weight socket: 0,460 kg. I sent him a new Svetlana tube socket for a pattern. Category. 5kV DC; One of the original tube-socket holes can be enlarged a bit so this can be done without too much metal work. Russian Gi7b tube SE Audio Amplifier test. Quality K4POZ tube socket & bias board 5. This bottom section will mount KW3KW Rating: 2010-09-05; Nice Gain Time Owned: 0 to 3 months. 2A3. Worldwide shipping. greatball (2,025) 100%. AA4PG 3/30/2013 [email protected] Page 1 of 14 Finally, with the sockets in this position, there is very little space between the sockets and the plate choke. or Best Offer +C $7. SOLD. Potentially addressing issues with loading on 160M and In input circuit of the GI7B tube. 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. The tube was in a cooling case. 98. Regular price $950 00 $950. GMI-7 socket. 25A max; grid dissipation 7W max; anode voltage 2. socket machined duralumin;. The simplest socket for GI7B - not for sale, how to build. Has the following: 1. An 8-pin octal plug was secured to the bottom of the choke and it is mounted in an octal tube socket. Related: gi7b tube gi-7bt gi7b socket gi46b tube. The net filter on the 220V side. FOR SALE! SOCKET for Russian tubes : gi7b, gi7bt, gi70, gs9b, gi6b. The miniature coaxial cable from the relay was reconnected through two . Helpful details: GI-7B Amplifier Schematic: 2-tube GI7B-HF-Amplifier Schematic item 3 SOCKET for tubes gi7b, gi7bt, gi6b, gs9b with chimney SOCKET for tubes gi7b, gi7bt, gi6b, gs9b with chimney. Has quality K4POZ socket & bias board, new 12 volt filament transformer with solid-state timer for 90 sec filament warm up, new larger electrolytics in the power supply, new cooling fan and new 12VDC T/R relay & 17ma keying. This bottom section will mount With its 350 Watts plate dissipation this tube is a good choice for producing medium power (300 to 500 Watts). Pictures MLA-2500 GI-7B Tube Sockets using 8875 Holes The first change was to use the original 8875 socket holes. ux3lvux3lv (451) 100% positive; Seller's other items Seller's other items; Contact seller; US $80. com Version: 10. Pride DX300. The power supply side with near 2000 Volt. The primary difference between the two is the lower anode dissipation of 1000W for the GS-31 vice 1500W for the GS-35. 4cx5000A. GI7b tube you see in the last photo is not for sale! For sale: socket, chimney, four chimney fastenings. Diode protection on meter & LED meter lamp 7. $58. from Romania. 19 watchers. 811 Ceramic Socket. For sale 10 VHF sockets for GI7B tubes Send this to a friend with an introduction. FOR SALE: Eimac 8875 tube & socket Send this to GI7b tube you see in the last photo is not for sale! For sale: socket, chimney, four chimney fastenings. from Ukraine. The tubes GI6b, GI7b, GI7bt, GI70b and GI70bt are all the same GI7b (=LD7). C $30. If you like to build electronic devices with vacuum tubes, chances are that you need to obtain some tube sockets, these are ridiculously expensive It's easy to build a socket for this tube: GU35B basement - Note that the central pin is Grid 1. Here I show the repair and modifications of a heathkit Sb-200Enjoy GI-7B Socket Built By Bob Briggs, VK3ZL, July 2006 (click on the small pictures to see a larger picture in another browser window) Russian Gi7b tube SE Audio Amplifier test. Nice thing is the Russian tubes are cheap and available as well as bulletproof. Buy 10PCS 7Pin B7G Tube Socket For EAA91 6J1 6X4 6Z4 6AQ5 EZ90 Tube Audio PCB Mount GI-70B is the same tube, but without the heat sink. Any ideas? Gary K4MT-----No virus found in this message. Tube Socket for GI7B. New complete Harbach power supply rebuild includes electrolytics, rectifiers, metering and bleeder resistors. screwdriver antenna, screwdriver antennas, k4poz, pozy, amateur radio, ham radio, gi-7b socket, socket, ID reminder, ID timer, gi-7b, amplifier, amp, keying buffer. The project never starts. GMI-11 socket A new transmitting valve from Russia - the Gi7B Mirko Voznjak, YU1AD and Mike King, G3MY Issue 55 Six News, Mike, GØIMG and I are both using the Gi7B tube on 50MHz. Shop with confidence. 5kV on the anode and 7 Pin Amphenol USA Black Phenolic Miniature Tube Socket B7G NOS Shield 147-905. K. In January 2007, I got another tube from Sing, VR2IL. they appear to be the Gi7b tubes not exactly sure. A new transmitting valve from Russia - the Gi7B Mirko Voznjak, YU1AD and Mike King, G3MY Issue 55 Six News, Mike, GØIMG and I are both using the Gi7B tube on 50MHz. If anyone is interested, i should have the guys email or web site info here somewhere. T23 Active Member. Installing the filament transformer and a glitch resistor for fault protection. MLA-2500 GI-7B Tube Sockets using 8875 Holes The first change was to use the original 8875 socket holes. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright This video presents a monoband 10m linear amplifier using the russian military tube GI-7B in grounded grid connection. First licensed as KN4POZ in 1957. New Harbach soft start wired for 120VAC--NOTE: GI7B Title: GI7B GI70B Author: Electronintorg Subject: JA-2003-01-16 Created Date: 12/14/2002 7:52:05 PM Get the best deals for gi7b socket at eBay. 811A) $12. 86 shipping GI7b tube you see in the last photo is not for sale! For sale: socket, chimney, four chimney fastenings. . GI-7b / GI7b HF-VHF-UHF power coaxial triode tube (original box) Vacuum tubes, Capacitors, Nixie Tubes, Indicators, VFD display, LED, Sockets. Good offer and items are your. Customers In year 2000, I have purchased a very nice Russian Tube (GI7B) from Dr. Quiet power switching relay prevents ON/OFF switch failure. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Gi7b Tube Socket for sale | eBay Here are some hints on how to use the RF Power Amplifier Tube Performance Computer for design of a GI7BT based amplifier. With approx 40w SSB drive, output is approx Vídeo de Felipe Kolling Yes agree with a Gi7b tube, I have see a lot of 230 done this way. 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 The blower I've used, some people will recognise as the unit pulled from the GS35b amplifier of mine, this little blower supplies enough air flow to meet the requirements for the GI7b tube, and once I'd cleaned it up, it worked fine. Converted a Yaesu FL-2100B amp from the original (and expensive) 572B glass tubes, to the plentiful, durable, and inexpensive GI7B ceramic triodes. First, remove the bottom section of the K4POZ socket. GI7BT Tube Socket Plate Tube Socket Plate installation GI7BT Sockets Installed GI7BT Tube Socket Plate GI7BT installation in an MLA-2500, View 2 MLA-2500 Power Supply Dentron MLA-2500 GI-7BT Modification W4EMF 11/30/01. Home; EagleMade Products Chimneys ; Sockets Tube Sockets; Bird / Coaxial Dynamics Slugs; Small Parts; GI7B Six Meter Amplifier Project In year 2000, three of us ( VR2XMQ, VR2IL and me ) purchase a very nice Russian Tube (GI7B) For the reason that commercial tube socket is not available and searching around the net and find it is available from W4ZT; Power transformer, still searching around if it is available to wind in local market. DIY Vacuum Tube Socket: This instructable will show you how to build a vacuum tube socket from household trash and some wire. 0. Add to cart done In stock Description; Product Details; Gi7B new (NOS) Reference Art. Additional site navigation. 27. With this linear you can make 350-400 Watts on SSB. About eBay; Announcements; Community; Security Center; Seller Center; Policies; Affiliates; Help & Contact; Related: gi7b tube gi-7bt gi7b socket gi46b tube. 5kV on the anode and This impressive Russian RF power triode is a rebuild of an ultra rare WWII German valve type LD9, and has the same physical size as the earlier German valve. 5. Reference Art. The chassis’s dimension will be at (360mm D x 350mm W x 200mm H ) Get the best deals for Gi7b Tube Socket at eBay. 7-pin ceramic tube socket for 6S33S 6S41S 6S18S GU29 GMI-6 GI-30. C Tube socket,fan,chimney for GI-46b Heathkit SB-220 Kenwood TL-922 KK4NOZ 3-500z. 04. You won't find a better made socket. The wire from the bypassed end of the RF Deck Modifications – changing the tube sockets to GI7B sockets 1. 80 Find many great new & used options and get the best deals for SOCKET for tubes gi7b, gi7bt, gi6b, gs9b with chimney at the best online prices at eBay! Free shipping for many products! GI7B Six Meter Amplifier Project In year 2000, three of us ( VR2XMQ, VR2IL and me ) purchase a very nice Russian Tube (GI7B) For the reason that commercial tube socket is not available and searching around the net and find it is available from W4ZT; Power transformer, still searching around if it is available to wind in local market. New 12 VDC T/R relay---17ma keying 6. com. 45. $12. Diameter of copper rings may require "tweaking" to adjust for suitably snug fit on tube contact surface, depending on type of fingerstock used (as close to type shown as possible). Margin scheme - You don't pay VAT! Gi7B new (NOS) Quantity. SOCKET for tubes gi7b, gi7bt, gi6b, gs9b with chimney. 5kV on the anode and mine is a ‘mini’ version with 1. or Best Offer +$9. Selected category All. GU35b socket . Cell Phones, Smart Watches & Accessories. New technology parasitic suppressors. Introduction: Send Message. NOS pair of GI7B tubes with quality sockets & adjustable bias board from K4POZ. With the pair of GI7b ( similar to AEG LDa ) also GI70b (same tube - no cooler), Metal-ceramic transmitting triode up to 9 cm. Keying mod for 12VDC @17ma keying and rear panel RCA key jack. avg. Checked by AVG - www. 95 shipping. Include description. item 6 4 pcs ROYAL HK46E 4-pin UX4 gold tube socket (for WE-300B. 00 shipping. $175 shipped or meet/pick up in San Antonio, TX area. These are PLUG IN sockets. C $2. Alex UR4LL for the intention of building amplifier for six meters. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Skip to main content. $20 per pair . GI-7B / GI7B URSS POWER COAXIAL TRIODE TUBE OTK/RHOMBUS/ NOS QTY-2. The GS-31B is the "little brother" to the powerhouse GS-35. The modifications include: 1. Purchased a working Dentron MLA-1200 to convert to a GI7B tube. Find top brands, exclusive offers, and unbeatable prices on eBay. Not finding what you're looking for? Save gi 7 b tube to get e-mail alerts and updates on your eBay Feed. A complete overview. gi6b tube. The tube is being used quite 17 likes, 2 comments - amateurradioawesome on November 24, 2022: "GI7B / GI6B Senderöhren Sockel. 00. 01 @ 500 volt disc ceramic capacitors in parallel to the cathode collet. Very high quality. New front panel overlay makes it look like a new amp. Reply. Used 3 Tube 4cx800 / gu74B with power supply. 98 shipping. Last I got were from a VE3 that sells only on Ebayjust search GI7B sockets there. Weight socket + shimney + eight chimney fastenings: 0,600 kg. They completely contain/cover the tube, nothing left to see than the anode cap. Jun 18, 2012 #4 How about the kt88 tube? it seems to fit the bill perfectly. About eBay; Announcements; Community; Security Centre; Seller centre; Policies; Help & contact; If so I guess I will have to order the GI7B tube and socket. This bottom section will mount gi-7b / gi7b urss power coaxial triode tube otk/rhombus/ nos qty-2 MLA-2500 GI-7B Tube Sockets using 8875 Holes The first change was to use the original 8875 socket holes. The fan is mounted against a 1/8" thick soft material to Yaesu FL-2100B Conv to GI7B Tubes This is a quick "walk-through" of a Yaesu FL-2100B amplifier that I converted from the old (expensive) 572 tubes, to the very durable (and inexpensive!) Here you can see a pair The socket question is partly solved, I have a pair of original GS-14 sockets from Lithuania. GI-6B same as GI7B Tube Amplifier QRO HF VHF UHF TRIODE GI6B. Figure 2 shows the sockets mounted and wired. The 262564536906 Title: GI7B GI70B Author: Electronintorg Subject: JA-2003-01-16 Created Date: 12/14/2002 7:52:05 PM For sale follow tubes and sockets: 7805(TBW6/14)(14KW,30MHZ,triode,water cooled) GU47A(5KW,70MHZ,tetrode,water cooled) GI7B(350W,2GHZ,ceramic triode,air,sockets/this tube is like 8875triode) GI15B(80W,2GHZ,ceramic triode,air) GU74B(4CX800A)tubes SK3A socket for GU84B tube FAR Circuits is now going to offer up an RF Board (tube board) for the Dentron GLA-1000 series amplifiers that is made for the Svetlana EL-509/6KG6 tube sockets. Buy It Now +$25. New power supply board assembly 2. Also install two 150-volt to 170-volt gas voltage protectors, one from each filament line at any tube socket to ground at the socket. The cylinders are from rainwater down pipe and split for easy removal/fitting. Update your shipping location. FOR SALE! 263276618473 The larger the ceramic body of the GI-7BT, the better the tube can dissipate heat. 3. Power supply completely rebuilt; has solid-state timer for filament warmup; quality K4POZ tube socket and bias board. Buy It Now +C $27. The replacements are NOS, and available in abundance via the internet at reasonable $/watt prices. About eBay; Announcements; Community; Security Center; Seller Center; Policies; Affiliates; Help & Contact; Find great deals on eBay for Gi7b Tube Socket. C $339. Opens in a new window or tab. The parasitic suppressors are Check voltage at the heater collets on the tube sockets. You can either cut away the chassis and mount the GI7B tube sockets on a metal plate (subchassis), and suspend this The GI-7b, GI-70b and GI-7bT microwave triode operates as an oscillator or an amplifier in continuous-wave or pulsed mode with anode modulation in the centimetric and decimetric wavelength ranges. RF Deck Modifications – changing the tube sockets to GI7B sockets 1. I verified the amp has a good 8875 tube: with 30w SSB in on 80m, has 500w out. The 8uhy choke used previously for the B- return from the cathodes was connected to the cathode collet. It cost $95 dollars including the entire cutting fee. 57. There are NO hold down clamps to fiddle with. 2. GMI-5 socket. These components were initially used to equalize tube load sharing more, but because newer tubes tend to arc For sale follow tubes and sockets: 7805(TBW6/14)(14KW,30MHZ,triode,water cooled) GU47A(5KW,70MHZ,tetrode,water cooled) GI7B(350W,2GHZ,ceramic triode,air,sockets/this tube is like 8875triode) GI15B(80W,2GHZ,ceramic triode,air) GU74B(4CX800A)tubes for "Alpha"PA SK3A socket for GU84B tube Tube Sockets; Bird / Coaxial Dynamics Slugs; Small Parts; Bridge Rectifiers; Sign in; Wizard Amp with 2 GI7B tubes. gi7b tube socket. All Tube socket,fan,chimney for GI-46b Heathkit SB-220 Kenwood TL-922 KK4NOZ 3-500z. Buy It Now. Screwdriver Antennas by Ron Wilson "Pozy" About me: I was born in Gadsden, Alabama. Search. tyden dredzdy luuwj rxivil qplbk topm gwb ari fkye fwl