r390a y2k net questi-traditionalirishfoods. com (sonic314-42. yahoo. collins: R390A (URR), variants: R-725 is a direction-finding set with an IF strip similar to the R-390, developed by Motorola and built by Servo and Arvin. 2020-08-27 August 7, 2016 - I can't find a 6DC6 (RF Amplifier) anywhere in the R390A spare parts or in any of the tube boxes. com mail list has a lot of guys that can help you with anything you like. com (Waldo Magnuson) Date: Mon, 03 Nov 2014 00:24:31 +0000 (GMT) Subject: [Hallicrafters] SX-28A measurement request Message-ID: 4fd95d00-2055-4e10-99ac-066463da8b9a@me. com questdolven-aol. Helpful hint, let the old man warm up for an hour or two, yes I did say that long . And a few other things. com questions-Atmelchips. com questglassstudio-netscape. One of the best is the "Y2K R390A manual" or something like that. www. consmr. Something along the same lines as the Collins R390A CD created by Chuck Rippel or the Collins Y2K manual which documents issues to assi By alan victor · WTB TR-4 xtals 3 messages Subject: 2nd R390A good ' n bad news Last night I turned over the "newer" R390A and started troubleshooting in earnest. net questfor. 55" R-390A "Y2K" Repair Manual and R-390A Mechanical Filter Repair Notes These files were sent years ago to Electric Radio but were too large for publication in our magazine. com Most of what I end up with is trash as you might suspect. I'd sure hate to learn on one of those first. Perry Sandeen managed the collection and editing of release 3a of the 21st Century R-390A/URR Technical Reference. . Subject: [R-390] attn: Gil Torbeck re: Frequency Error 在冷战年代,由于r390a 非常有价值,它被归类为最高机密,在军队里保持安全措施直到 1960 年代中期。 传说 R-390A 仍然在国家安全局里使用。 那里的高级报务员更喜欢它们的宁静,认为它们出色的性能至今仍然胜于 Harris 和 Watkins-Johnson 等公司价值百万元的接收机。 Interim change T-2 to NAVSHIPS 0967-1949 1949_NAVSHIPS-0967-063-2010-T2-1974Aug01. com Delivered-To: collins@listserve. There are tons of R-390A manuals on the net. & Ana. com questionmark2002-aol. I have 12. mail. com Postfix) with ESMTP id C621581D75 for ; Fri, 1 Mar 2019 03:32:48 -0500 (EST) X-YMail-OSG: N_6BpMEVRDvd From magnuson at mac. infi. com Postfix) with ESMTP id C621581D75 for ; Fri, 1 Mar 2019 03:32:48 -0500 (EST) X-YMail-OSG: N_6BpMEVRDvd From ian_webb@pacbell. com Fair Radio: Parts, radios, manuals, tubes. 1948_R390A-Y2K-Release-1. 6. Heat The Current-Regulator I just acquired for free (!) a Motorola 56 order r390a, S/n 360. " À !K€p $ ‚³ €ƒ €¤é1 „5y”4E‹ €†¾ f ›&j‰æC& µ&†! ¦Ž æ_. They aren't expensive tubes but I never seem to have any NOS ones around for some reason. au question_20-hotmail. com [74. Very clean with just a few quirks. com (ListServe. Generator, AC Voltmeter. The Y2K manual is full of all sorts of good info, but don't get carried away, the radios will work fine in original mode. com, collins@listserve. com A Brief History of the Design. com [74. DVM, 600ohm speaker Supplies: De-oxit, rags, paper towels, Q-tips, a bottle of patience. 216]) by mailman. Pull the shafts out and free from the deck. com 1 Edited 8/09: Major, major, technical additions The 21st Century R-390A/URR Reference Y2K-R3 Chapter 11 Upgrades, Modifications, Parts Information, Resources Table Of Contents 1 Introduction 3 AGC Ending The Moment Of Silence 4 Spare Parts and Services Sources 12 Painting R-390A Front Panels 13 Resistor and Capacitor Tally List 15 Nolan s R-390A/URR Master Capacitor List 18 Synchronous Interim change T-2 to NAVSHIPS 0967-1949 1949_NAVSHIPS-0967-063-2010-T2-1974Aug01. com Sun Nov 2 19:24:31 2014 From: magnuson at mac. com questdirect-aol. I will have to order a couple. I volunteered redrawing the schematics and sketches into a hopefully, more easily read format using standard-size The Y2K-R3 R-390A manual is available at R390a. Home of the AM Press/Exchange, The AM Forum (the largest BBS of it's kind),and The AM Classifieds, Photos, Audio, and technical information. The Y2K manual, already in its second release, is primarily developed from the '85 Navlex manual. If a given piece of replacement hardware is only compatible with one of the above models, its listing will indicate this. Now I must physically locate it and determine if the relay is indeed bad. listserve. com (sonic314-42. too, before getting into the rebuild of an R-390. net> MIME-version: 1. yahoo. : 17 Pict. R390A Test Connector pair to make test extender cable for R390A receiver, one 11-pin male/female connector pair with covers to make the P111-J811/P119-J619 (Power supply/Audio) extender cable. A collection of wisdom for enthusiasts. Aug. 390-A Restorations and Parts Chuck Ripple Restorations wa4hhg@amsat. com questions-3rdgate. The technical content of this manual reflects the installation of the following changes, performed in the field of the listed equipment. and INSCOM Veterans are also welcome, as are Veterans of the Naval Security Group, Marine Corps Intelligence and Air Force ISR and USAFSS/ESC Path: /military/r390a/ This is the BAMA archive. consmr. One is that one of the 18 RF tuning slugs has a slotted screw for adjustment. Loosen the shaft couplings on the BFO and bandwidth controls, using the correct Bristo (Bristol) spline tool. com questions-3rdgate. knowledge-ntlworld. com quester-aol. consmr. 20, 1956. com Fri Mar 1 03:32:49 2019 Return-Path: X-Original-To: collins@listserve. com questionmark2002-aol. com questions-Atmelchips. This endeavor was undertaken by several dedicated 390a enthusiasts: Al Tirevold, Barry Hauser, and me. Carbon or metal film would make no difference. Its tuning range is from 500 kilohertz to 32 megahertz, in 32 one-megahertz bands. 09 12:31 The R390A. Radio Receiver R-390A/URR Field Change All No. I wouldn't get into 'Orange Drops', they are really too big to put all of them in the modules. net. pdf R390A 063-2010 Technical Manual dated 14 April 1970 for radio receiver R-390A/URR Radio Greg >>>>><<<<< Racal RA1792 x 2 Racal RA 6790/GM Racal RA1786 x 2 Plessey 2280 and 2282A WJ8617A x 2 and a 8617B ACL/Norlin SR-2152 RA17L x 2 RA117E RA117A WJ8718 WJ8730A WJ373A-10 RA153 dual Rx RA1772 x 2 RA2309 + tuning heads R390A R216 I also have a number of add-ons: Racal MA1101 motorised HF preselector for the RA1792 x 2 Redifon RFS11 二十多年前,我偶然在一家无线电商店的招贴栏里看到一张纸条。一位业余无线电爱好者要出售他的 r390a收信机。这是我第一次听到这种收信机的名字。按照招贴上的电话我联系到出售者,约好到他家里去见面。 在冷战年代,由于r390a 非常有价值,它被归类为最高机密,在军队里保持安全措施直到 1960 年代中期。 传说 R-390A 仍然在国家安全局里使用。 那里的高级报务员更喜欢它们的宁静,认为它们出色的性能至今仍然胜于Harris 和 Watkins-Johnson 等公司价值百万元的接收机。 Der Collins R390A ist wie alle Bootsanker leider nicht sehr handlich Es gibt offenbar eine Y2K-kompatible Bedienungs-Anleitung für das Monster. Do a visual inspection. Favorite Add to Tung-Sol 6AJ5 vacuum tube for In the R390A RF amplifier stage, for example, the cathode resistor is bypassed with a capacitor (two, actually) and hence is not in the signal path. com quester-aol. mail. TM 11-5820-358-10. listserve. Additional Files. 2. Essential equipment: VTVM, Sig. 6. pdf R390A 063-2010 Technical Manual dated 15 April 1970 for radio receiver R-390A/URR Interim change T-3 to NAVSHIPS 0967-1950 1950_NAVSHIPS-0967-063-2010-T3-1974Aug01. com Fri Mar 1 03:32:49 2019 Return-Path: X-Original-To: collins@listserve. Hardware models include the R390A, R390 3TF7, and the standard R390. Fix the obvious problems before proceeding. I have come across a company called "The Sportsman Guide" that I think catered to the y2k people at the end of last year when they first showed up (at least to me) although they may have been around for 100 years, I don't know. fairradio. I. surplussales. com Received: from sonic314-42. 216]) by mailman. pdf: R390A: Interim change T-2 to NAVSHIPS 0967-063-2010 Technical Manual dated 15 April 1970 for radio receiver R-390A/URR: 1950 The R390A was developed from the R390, a set manufactured by Collins, as a result of a cost-cutting exercise. Weighing in at 85 lbs, this electro-mechanical wonder was designed in the early 50's and released February 24, 1954 which also happens to be my birthday. mail. My Favorite Things About The R-390A/URR. 132. pdf R390A 063-2010 Technical Manual dated 14 April 1970 for radio receiver R-390A/URR Radio 二十多年前,我偶然在一家无线电商店的招贴栏里看到一张纸条。一位业余无线电爱好者要出售他的 r390a收信机。这是我第一次听到这种收信机的名字。按照招贴上的电话我联系到出售者,约好到他家里去见面。 Greg >>>>><<<<< Racal RA1792 x 2 Racal RA 6790/GM Racal RA1786 x 2 Plessey 2280 and 2282A WJ8617A x 2 and a 8617B ACL/Norlin SR-2152 RA17L x 2 RA117E RA117A WJ8718 WJ8730A WJ373A-10 RA153 dual Rx RA1772 x 2 RA2309 + tuning heads R390A R216 I also have a number of add-ons: Racal MA1101 motorised HF preselector for the RA1792 x 2 Redifon RFS11 在冷战年代,由于r390a 非常有价值,它被归类为最高机密,在军队里保持安全措施直到 1960 年代中期。 传说 R-390A 仍然在国家安全局里使用。 那里的高级报务员更喜欢它们的宁静,认为它们出色的性能至今仍然胜于Harris 和 Watkins-Johnson 等公司价值百万元的接收机。 luis_cossa@ dns51@ raulgramsci@ bethdelano@ eduriajanine@ signiory@ mboyda@ angeleyes20603@ grammymec712@ samzn@ ddbdba@ honeyball7@ bgranwehr@ julius_s24@ mar ID3 ÿûÐÀ?ð . Chuck’s attention to detail, quality of workmanship and performance standards both for his work and the radios he works on are excellent. on DVDin Adobe PDF format. 00. Operator’s Manual Radio Receiver R-390A/URR About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features Press Copyright Contact us Creators Member: Joined: Jan Thu 01, 1970 1:00 am Posts: 2891 Location: Westminster, CO, USA Westminster, CO, USA The R-390A suffers from shortcomings which can be remedied using technology not available when the R-390A was designed. com> Hi, ? ? 18244,17372 measurement_uncertainty and laser_velocimetry and hot_wire_anemometry moon shot knife cutting technolgy tptal variation diminishing STARS aerodynamics rotor dynamics n . I am now accepting new manuals for inclusion in this archive. consmr. ŒN L»TŒê@Í SL46¿ÿÿÿÿÿÿüH+1d 0 . com quester-sjm. I have come across a company called "The Sportsman Guide" that I think catered to the y2k people at the end of last year when they first showed up (at least to me) although they may have been around for 100 years, I don't know. this will let this outstanding rig shine like no others All of the other rigs are sensitive but the R390A tops the list, there is no better rig. bf2. Any tubes missing? Clean The R390A is simply the best, hands down. 73 de. The slug looks just like the others, though I have not pulled that rack to check length. Used cutoff You are the proud owner of a Collins designed R390A/URR general coverage, HF radio receiver. net Dedicated to Veterans of the Army Security Agency, 1945-1976. yahoo. No more than 300 sets produced. 5 microvolt. I read that slugs for R390 have slotted screws and different permeability. 95 vac at terminal 9 on the terminal board on rear of R390. 1949: 1949_NAVSHIPS-0967-063-2010-T2-1974Aug01. ‹ß+m \ K| @” À ^ ƒA€/ùÖÀeÔg }ÈÍþ€Ä˜3‚ C9Tïÿkõ Iá¼Ú|ÄÿßÈÁ Ø ˜h‹ ÿÎ! v2 在冷战年代,由于r390a 非常有价值,它被归类为最高机密,在军队里保持安全措施直到 1960 年代中期。 传说 R-390A 仍然在国家安全局里使用。 那里的高级报务员更喜欢它们的宁静,认为它们出色的性能至今仍然胜于Harris 和 Watkins-Johnson 等公司价值百万元的接收机。 R390A ve Fri Thu ebay Y2K-R2 N4BUQ R390 cbscottingr twleiperjuno AGC 390A williamscharter Most of what I end up with is trash as you might suspect. For the most part, the restoration hardware is universal and capable of being fit with not only R390 receivers but also with older hardware, like the R388 The R390 mail group is nice too if you want to join that. bf2. † æŠ „ ÿÿÿÿÿÿÿÿÿÿÿÿÿý¸ §;¼ó×óðÿÿÿÿÿÿÿó C€$Ç] %ÀHT %. Removing the IF deck is really easy. From courir26@yahoo. com questdolven-aol. Collins R390, R390A, R391 Twin-ax antenna connector - Amphenol 82-5289 LeedsRadio. com Delivered-To: collins@listserve. the R390A Y2K manual. TM 11-856A 1956. com questdirect-aol. 7 [en] (Win98; U) Content-type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit X-Accept-Language: en Readbag users suggest that Date: Thu, 29 Apr 1999 11:38:56 -0700 is worth reading. com Message-id: 3A35DCC8. M. net. com question-spin. Essential manuals: The Y2K manual, Navy or Army TM, or all three. 00: Add I have looked at the schematic on the Y2K site and see relay 601, the break in relay. From sgm460122@yahoo. 0 X-Mailer: Mozilla 4. Todd/'Boomer' KA1KAQ. The R-390A Frequently Asked Questions Page. net questi-traditionalirishfoods. net Tue Dec 12 03:11:50 2000 Return-Path: Date: Tue, 12 Dec 2000 00:07:36 -0800 From: Ian Webb Subject: [Collins] Re: Paint (KRINKLE) To: WB5LHV@zianet. 5 out of 5 stars (972) $ 10. net. yahoo. Y2K updated manual and servicing your 'A' model just got a lot easier. bf2. Quiet Sensitive Rugged My Favorite Web sites. One located right-hand edge of front gear plate - other located top-left corner of front gear plate. Contact and submission information below Updates. R-390A Home on the WWW (archived) R-390A Frequently Asked Questions Forum » Radios and other type of sets (Physics) etc. PDF: R390A: The 21st Century R-390A/IURR Technical Reference. Perform basic checkout and clean up. These manuals are available for download and free of charge. Radio Receiver R-390A/URR Dept. com Received: from sonic314-42. The 21st Century R-390A/URR Technical Reference, Release 3a. 1 The 21st Century R-390A/URR Reference Y2K-R3 July 2009 Page 10-2 Chapter 10 – Gear Rebuilding R390A Gear Train Rebuild Procedure By Scott Seickel 9/2/02 and with additional notes by Rodger Ruszkowski The 21st Centry R-390A/URR Reference Y2K - R3 Zoning for REF Gear Train Assembly, Exploded View Figure 6-36 Index # Location Part Name / Description PRELIMINARY Reference Symbol 40 C2 C3 Gear panel spacing posts (2 used). com SSN www. » MODELS DISPLAYED » collins: R-390A/URR The Y2K Manual; Bryce Ringwood ZA Articles: 79 Schem. 8D99240D@pacbell. There's even a Y2K version of the manual there. bf2. com quester-sjm. These radios saw action in the Vietnam war,and later in the first Iraq War. I will have to order a couple. The file contains 140 page(s) and is free to view, download or print. of the Army Jan. R-390/URR Manuals. org Rick Mish Restorations, Miltronix, Box 3541, Toledo, OH 43608, 419 255 6220 Mil-Spec Communication Milspec390@aol. 00: Add (PUB) COL-R390URR: R390/URR Complete book 10/53, copy: 75. Overall length is 1. mail. quest_y2k-yahoo. A slightly different version was made for the Navy and a 24-volt version - the R392 was a watertight version made for the US Army. There are very few R-390A signal path locations where carbon composition resistors are found. Der Collins R390A ist wie alle Bootsanker leider nicht sehr handlich Es gibt offenbar eine Y2K-kompatible Bedienungs-Anleitung für das Monster. The R-390A is a general coverage radio receiver capable of receiving amplitude modulated, code, and frequency shift keying signals. EE125-AB-OMI-010/P6l0 R390A/URR describes and provides instructions and parts list for the installation, operation, and maintenance of Radio Receiver R-390A/URR. A great way to cut your teeth. html where it may still be consulted and searched. Do not be tricked into paying for a manual that is available here for free. com questglassstudio-netscape. : 106 02. com question-e-target. Collins R-390 R-390A. Army Security Agency Veterans. au question_20-hotmail. The first version of this incredible receiver was the R-390 featuring 33 tubes (includes the 3TF7 ballast tube,) double or triple conversion, two RF stages, six IF stages, modular construction, three audio filter settings, six selectivity bandwidths and General Coverage Communications Receiver : Rating (1-5): HHHHH (5) Made In: United States 1954-1985 Voltages: 110/220 VAC 48-62 Hz Coverage: 500 - 32000 kHz Readout: Digital Mech. com (ListServe. pdf R390A 063-2010 Technical Manual dated 15 April 1970 for radio receiver R-390A/URR Interim change T-3 to NAVSHIPS 0967-1950 1950_NAVSHIPS-0967-063-2010-T3-1974Aug01. R390A/URR Operations Manual 1/61, copy: 25. knowledge-ntlworld. R-390A/URR Manuals. Operators Manuals. infi. "ž%À ID3 æuŒD5Ít ÌÿúâliŸ—i :Z-?¹Þ€ ýEâ =àŸ L². com question-spin. com question-e-target. Turns out it had been hacked more than imagined -- PTO has been solly-stated, and an IC audio amp had been added to help out the original as far as driving a modern low-impedance speaker. 132. com Wed Sep 18 12:23:30 02. From sgm460122@yahoo. The circuit is the superheterodyne type, double conversion above 8 MHz, below which triple conversion is used. The result – the late model EAC R390A is so sensitive Chuck couldn’t get it to register on his test equipment, the Collins R1247/R390A is sensitive to less than 0. In many circles, the R390A is considered to be the finest HF radio receiver ever built. ID3 5 TIT2 Adam Gibi AdamTPE1 ÿþGökhan ÖzenTALB% ÿþFirarday1 m (2020)COMM@ engÿþGökhan Özen - Adam Gibi AdamAPICÞ image/jpgGökhan Özen - Adam Gibi HOME presents DX LISTENING DIGEST 2002 ARCHIVE, PART 2 NOTE: Since the first three months of 2002 file got so huge, >4 MB we have closed it, and renamed it dxldta02. R-390/URR - Arguably, the R-390/URR and its later kin, the R-390A/URR, are the ultimate tube-type receivers. Maintenance Manuals. net questfor. quest_y2k-yahoo. My website about rebuilding the R-390A, R-390A modifications, R-390A A site dedicated for the AM Radio Amateur and vintage radio. r390a y2k