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Qro hf 2500 mark 3. We re built the cards with exact replacement devices.

  • Qro hf 2500 mark 3. I have had the QRO-2500DX for 15 years now and it runs like the day I got it. Jun 4, 2013 · The QRO HF-2500DX is the equipment I think you are refering to, because the SUBJECT LINE referes to a 25000X. This was done for test purposes only and usually run it at about a kil Jun 22, 2020 · QRO Technologies Home Page - Amateur High Frequency Linear Power Amplifiers Amateur Radio High Frequency Band Use. The item "QRO HF-2500DX 160 thru 10 hi power linear amplifier" is in sale since Wednesday, February 28, 2018. for yourself at Plastar dot com. This amp. one year warranty on 3-500zg tubes. Most relevant  William Ransom. Although the HF-2500 was a great amplifier, I prefer tuning a triode over a tetrode amplifier. First of all this is not your fathers commander. Connin Created Date: Friday, May 31, 2002 3:18:24 PM Description This Dust Cover is custom made for the QRO HF-2500 DX Mark III. / 15 KV + 2500 pF var. will QRO HF-2500DX LINEAR AMPLIFIER INSTRUCTION MANUAL QRO TECHNOLOGIES, INC 1117 West High Street P. QRO TECHNOLOGIES, INC. Page 7: Line Voltage Selection Power Block Wiring The HF-25 00DX Mark III is warranted against defects in material and workmanship for a period of two years for the original date of sale. Have owned the HF 2500 Magnum for about a month now. Sep 6, 2017 · If there is a dual 3-500Z amplifier that can top the HF-2000 in design, quality of construction, quality of components and quiet and rugged performance, this Ham has no knowledge of it. I chase DX so I only use it when I need it. With 60 watts of drive I get 1KW SSB PEP out on all bands. Power out is 2500 watts with about 60 watts in. View online or download Qro technologies HF-2500DX Instruction Manual Sep 6, 2017 · hf-3kdx linear amplifier it's a beast that delivers high performance. Please check the warran ty card which comes with the tube. Jay in the Mojave Active Member. 1117 West High Street Bryan, OH 43506 TB5\2500 HF amp. Comment. 900 watts A true monster . Connect as short a ground lead as possible from a good earth ground to the GROUND post on the HF-2500\HF-2500 MAGNUM. Tel or Text: (419) 551-9354. the hf-3kdx combines superior quality and exceptional performance with the powerful, rugged, and economical taylor 8877/3cx1500 ceramic triode to produce a legal limit amplifier you can afford! quality ceramic 8877/3cx1500 taylor triode sold by r. Oct 4, 2011 · QRO HF-2500DX Mark III 3. Qro technologies HF-2500DX Pdf User Manuals. I just picked up this amp from a friend at near-fest THIS THING IS A BRUT ! easy to load and tune , the one I have is the HF-1250E Export only it has the 2 3CX800A7 tubes and the same transformer and 10 ,12,15,17,20,40,80,160 meters WARC bands. Connin Created Date: Friday, May 31, 2002 3:33:38 PM The HF-2000 is warranted against defects in material and workmanship for a period of two years for the original date of sale. 75”(w) x 20. I purchased the QRO HF-2500DX a few months ago in the fall of 2004; I have only used it a few times on any band except 160 meters. For a few Dollars more - an extra Rusky tube, a really powerful Peter Dahl plate transformer and a foreign address, you can have a BIG signal from this beast. 3 5. The HF-2000 is warranted against defects in material and workmanship for a period of two years for the original date of sale. Aug 14, 2012 · The QRO Model HF-2500DX Linear Amplifier is a completely self-contained, grounded grid linear amplifier. 6 kV unless the meter shunt or voltage divider (multiplication) network has changed value slightly. Uses a pair of 4CX800s hi performance ceramic tetrodes. The HF-2500DX price is $2,895. 2500 or 5000v s'electable. Notify QRO Technologies if any defect or damage is apparent. 5 : 1: Power Gain: 17 dB: Output Impedance: 50 ohm unbalanced: Maximum Output SWR: 3:1: SWR protection: Automatic switching to STBY, when reflected power is 350 W or higher: Intermodulation The HF-2000 is warranted against defects in material and workmanship for a period of two years for the original date of sale. 7 4. 7 Sep 6, 2017 · hf-3kdx specifications. Jan 1, 2021 · Thanks Shane for your reply and taking time. friendly and understanding staff makes sure you are a satisfied customer Nov 6, 2017 · This is the Command Technologies, Commander HF-2500 at 2. As mentioned before, QRO could have added an internal wattmeter to make tuning and monitoring easier. -----Earlier 3-star review posted by AA9DI on 2000-03-05 It has been a very nice amp. Time Owned: 0 to 3 months. This section is totally separate from the RF compartment with a stainless steel pane. During the warranty period, QRO Download the Palstar HF-2500 schematic PDF here Download the Palstar HF-2500 Export schematic PDF here. The Finished Dimensions of this cover is approximately: 9”(h) x 20. 0 • Acom $5500 3. Title: HF-2500DX Schematics & Circuit Layouts Author: Ray W. has been modernized by Palstar, with many improvements. $2400 pick up in Las Vegas, NV or meet. safe, dependable, and cost effective 3-500zg triode tubes. Apr 6, 2005 309 41 28 Time Owned: 0 to 3 months. I like the almost 3Db headroom it has. 5”(d) Time Owned: 0 to 3 months. It is designed to at 1,500 watts peak all modes including SSB, CW, and continuous or May 7, 2005 · Oh and just so you know,if I had the bucks I WOULD in fact own a QRO HF-2500DX Mark III or perhaps better yet, an Emtron DX-3. 00 to $1095. QUIET! Fans only noise is moving air, due to shock mounted blower. Export Model. This warranty does not cover the 3-500 triode which ca rries a separate warranty issued buy its manufacturer. two year warranty - 100 percent parts & labor. I do not want to ship but will take to shipper of your choice and you make the arrangements. Brand: Dx Connection . During the warranty period, QRO Sep 26, 2017 · QRO HF-2500DX 160 thru 10 hi power linear amplifier For sale QRO hf-2500dx hi power linear amplifier this is a well built amplifier. We re built the cards with exact replacement devices. The amp is a solid performer, with an easy 1500 watts output with 40 to 50 watts drive. I like to run 80m AM and could certainly use the hefty stuff. Like. I don't contest, rag chew running 1. The good: 1 Accurate meters, 2 high power output, 3 nice looking amp. During the warranty period, QRO Technologies, In c. E-mail: kb8vu@qrotec Dec 7, 2023 · QRO HF-2500DX in pristine condition. This warranty does not cover the 3-500 triode which carries a separate warranty issued buy its manufacturer. Jun 17, 2015 · A QRO HF-2500DX monster linear amplifier repaired back to working order. 00. Nov 4, 2019 · 2020-07-08. I have own this amp since new. ) Linear (975,720 bytes, PDF file) It does not take a lot of power in for 1500W out. One of the Greatest Amps Ever Made! Time Owned: more than 12 months. net provides recognition and enjoyment to the people who use, contribute, and build the site. Home brew its fun Sep 6, 2017 · If there is a dual 3-500Z amplifier that can top the HF-2000 in design, quality of construction, quality of components and quiet and rugged performance, this Ham has no knowledge of it. Check out the amp. . During the warranty period, QRO Bruce here is your QRO amplifier after rebuild. Thanks QRO for a wonderful product and service. I would strongly recommend the QRO amp to anyone. parts co. 3 kV vs. eHam. com The RELAY jack on the HF-2500\HF-2500 MAGNUM has positive 20 VDC open circuit and requires the sinking of 300 UA of current when pulled to ground. What I cannot understand is why the HV meter on the QRO would read 3. Connin Created Date: Friday, May 31, 2002 3:18:24 PM Jan 11, 2001 · To build the largest and most complete Amateur Radio community site on the Internet - a "portal" that hams think of as the first place to go for information, to exchange ideas, and be part of what’s happening with ham radio on the Internet. Box 939 Bryan, OH 43506 USA Tel & Fax: (419) 636-2721 Inspect each component for any noticeable defect or damage. I recently had the amp updated by QRO and their service was excellent and priced fairly. I replaced my QRO HF-2500 with the HF-2000. At left, the wiring in the power supply compartment of the QRO HF-2500DX Mark III amplifier. " (drool) Reply. Compared to the 2500 you can hardly hear the muffin fan in the 2000. 00 (5 offers) - Buy DX CONNECTION QSK-2500 Heathkit Ameritron Dentron Collins Hf Amplifiers Qro Qsk . ups shippable - three cartons. 5 KW Watt Strong Man Amplifier Also Dummy Load Destroyer by Bob Hutchinson, N5CNN . Anyone have a commander hf-2500 with 10 QRO HF-3KDX LINEAR AMPLIFIER INSTRUCTION MANUAL QRO TECHNOLOGIES, INC 1117 West High Street Bryan, OH 43506 USA Tel or Text: (419) 551-9354 E-mail: kb8vu@qrotec. Works perfectly, non-smoker owned. This is on the HF 2500 HP. 00; QRO Technologies HF-2000 Dust Cover $ 22. Box 939 Bryan, OH 43506 USA Tel & Fax: (419) 636-2721 The HF-2000 is warranted against defects in material and workmanship for a period of two y ears for the original date of sale. 5KW or run high power on RTTY so it's never been abused. 100 watts of drive will yield legal limit. will May 7, 2024 · To build the largest and most complete Amateur Radio community site on the Internet - a "portal" that hams think of as the first place to go for information, to exchange ideas, and be part of what’s happening with ham radio on the Internet. Dec 17, 2013 · 1117 West High Street Bryan, OH 43506 Tel: 419-913-1821 Office & Shop Hours Monday - Thursday 9:00 AM to 5:00 PM Eastern Time QRO Technologies HF-2500 DX Mark III Dust Cover $ 22. A grid driven input circuit using a 50 ohm 100 watt non-inductive shunt resistor feeds each 4CX800A tetrode tube whi ch are connected in a grounded cathode configuration. INSTRUCTION MANUAL. Replace the last "0" with a "D" and we're in business. 00 plus shipping from Bryan, OH, which was about $65. f. I agree on the HV value concerns. The HF-2500DX Mark III is designed to be used with. band coverage: 160, 80, 40, 20, 15, 10 export & usa with proof of license; warc band coverage: the hf-3kdx will give you some amplification on 17 & 12 meters. Pair of 4cx800's for full 2KW out. 8 any transceiver which can deliver adjustable output power from 0 to 100 watts. COMMAND TECHNOLOGIES HF-2500 MODS HF-2500 ‘Festoon Bulb’ and Control Board Regulator Mod The original bulbs (0. Box 939 Bryan, OH 43506 USA Tel & Fax: (419) 636-2721 May 30, 2005 · QRO will tell you the 10m conversion if you have a general ticket. Review Summary For : QRO HF-1000; Reviews: 3 MSRP: $1695 with QSK option; Description: 160-10mtrs HF amp with a single 3-500Z, 1kw SSB/800 watts cw output, step start HD supply with Peter Hahl xfmr, full metering,tuned input, vacum relay qsk. 1117 West High Street Bryan, OH 43506 USA Tel or Text: 419 551-9354 E-Mail: kbvu qrotec. I do run an older Heathkit HW-101 at times but thru a 6 dB pad to drive the HF-2500. After about 12 months use, they blow. Title: HF-2500DX Mark III Schematics & Circuits Author: Ray W. If I could have just ONE amplifier with my sweetheart 3-500 tubes - it would be the QRO HF2000. QRO Technologies HF-2500 DX Mark III Dust Cover QRO Technologies HF-3KDX Dust Cover JSE Custom Embroidery & DTG Printing (JSE Repair, LLC ) is a disability-owned business enterprise (DOBe) We Support our Military and many disability organizations. QRO Technologies HF-2500DX amplifier serial # 5701. 5 KW on all modes and it's always performed outstanding. com PUBLICATION DATE: August 2012 COPYRIGHT 1994 2012 BY QRO TECHNOLOGIES, INC. RESHIPMENT INSTRUCTIONS Use the original packaging if it is necessary to return the amplifier, transformer, or tube to QRO for servicing. USE THE ALC, this amp has automatic protection but if you over-drive it slightly detuned for a period of time you can feel the heat, USE THE ALC. O. Comes w/original manual. / 5 KV CLANK HF Linear amplifier with 2 3-500Z; Amp hf 3000 WattAmplificatore lineare hf con Parallelo di 2 4CX800; LA0BY Amplificatore lineare Vhf con Push pull 2 4CX250; SM5BSZ Building High Power Amplifiers page; How To Run Your (Tube Type - Ed. This warranty does not cover the 4CX800A (GU-74b) tetrodes which carry a separate warranty for a period of one year from the date of original sale. It also takes up a LOT of desk space! QRO HF-2500DX LINEAR AMPLIFIER INSTRUCTION MANUAL QRO TECHNOLOGIES, INC 1117 West High Street P. 00; QRO HF-3KDX LINEAR AMPLIFIER INSTRUCTION MANUAL QRO TECHNOLOGIES, INC 1117 West High Street Bryan, OH 43506 USA Tel or Text: (419) 551-9354 E-mail: kb8vu@qrotec. Easy 900 plus watts, it will go a bit higher but I drove it with 40 watt input. 1117 West High Street. Demonstration of different drive level into the QRO HF-2500DXAmp runs a pair of Svetlana GU-74B (4CX800A7)Legal limit Plus + + Tips: If you get a HF2500 start slow, READ the tuning instructions carefully and check the chart included with the amp for a general benchmark for tuning on each band. 9 • Commander HF-2500 $3500 2. Lucky most users probably have a newer driver with adjustable power level. The HF-2500DX was replaced by the HF-3KDX, that's why it's not on the QROTEC site any more. Pickup or Meet. factory direct sales & service. Don't listen to the two reviews below mine because they must have bought used amps that had been abused. During the warranty period, QRO Jul 20, 2024 · To build the largest and most complete Amateur Radio community site on the Internet - a "portal" that hams think of as the first place to go for information, to exchange ideas, and be part of what’s happening with ham radio on the Internet. 3 Tune and load controls are very smooth. The 12 VDC phono jack on the HF-2500\HF-2500 MAGNUM rear panel provides 12 VDC at 100 Aug 5, 2016 · 1:9 Transformation, 450 Ohm, 500 W HF Resistor, Tube Input Reactance Compensation & Neutralization for each Band Output network Fixed inductors 2+18 uH, Switch: Multi-Tech Model 92, Vacuum Caps: 500 pF var. com This is a Command Technology HF 2500 amplifier for sale for amateur radio HF bands. QRO HF-3KDX LINEAR AMPLIFIER. Plate current below spec and grid current well below spec also. so it is the 2500 with different nomenclature , it puts my HL-2200 to shame. ALL RIGHTS RESERVED. Speakers 4000+ W in SSB and CW on HF bands, 3000 W in RTTY and DIGI modes: Input Power: Usually 40 to 60 W for full output power: Input Impedance: 50 ohm, VSWR < 1. HF-2500DX Mark 3. 2. Bryan, OH 43506 USA. Connin Created Date: Friday, May 31, 2002 3:33:38 PM Time Owned: 0 to 3 months. I have own my QRO HF-2500DX since new and have never had any problems with the amp. The HF-25 00DX Mark III is warranted against defects in material and workmanship for a period of two years for the original date of sale. will Title: HF-2500DX Schematics & Circuit Layouts Author: Ray W. QRO HF-2500DX LINEAR AMPLIFIER INSTRUCTION MANUAL QRO TECHNOLOGIES, INC 1117 West High Street P. Oct 4, 2011 · QRO uses their expertise to combine Peter Dahl transformers, Svetlana ceramic/metal 4CX800A/GU74B tetrodes, RF Parts 3-500Z triodes and commercial grade components into quality, high performance amateur radio gear. Oct 3, 2023 · To build the largest and most complete Amateur Radio community site on the Internet - a "portal" that hams think of as the first place to go for information, to exchange ideas, and be part of what’s happening with ham radio on the Internet. made in the usa by hams for hams. 00; QRO Technologies HF-3KDX Dust Cover $ 22. • QRO HF-2500DX $4100 2. Just showing the test where they can do I'm getting 1000 little plus more We have 1 Command Technologies COMMANDER HF-2500 manual available for free PDF download: Manual Command Technologies COMMANDER HF-2500 Manual (23 pages) LINEAR AMPLIFIER $133. Comes from a very clean environment, no smoke, animals, kids or carpeted floors. The one with the 3CPX800 tubes. Please check the warranty card which comes with the tube. 25a) are very low wattage and only seem available in North America. I have run 1. you operate 17 meters by tuning up on the 15 meter band position, and you operate on 12 meters tuning up on the 10 meter band position. J. Jan 13, 2023 · QRO Technologies HF 2000 user 2012 Power Amplifier radiomanual info schemi ACC PA ||| QRO HF-2000 LINEAR AMPLIFIER INSTRUCTION MANUAL QRO TECHNOLOGIES, INC. No marks or scratches outside and inside is spotless. imlezv aesdwb gedyrw rygf xtehmhmh drjwc qon npflm wgojlf lvxrg