According to the schematic on bama i should have 30 volts on p2 of v7, sbj7, det, avc, i do not. The antenna impedance is not critical and excellent reception can be obtained from an antenna of from 50 to 600 ohm impedance. It is tucked in the left rear corner on the top side of the chassis. Am beginning restoration of a dead hallicrafters sx43 receiver. The successive revisions to drawing 89d210 are documented in hallicrafters. The s40b is a single conversion general coverage receiver covering 4 bands from am broadcast to 44 mhz. Halicrafters sx101 mark iii voltage question antique radios. The single rf stage of the sx 43 will result in lower image rejection at the higher end of the shortwave range if that is of interest to you. Hallicrafters sx43 manuals manuals and user guides for hallicrafters sx43.
Tuning is imprecise though not much worse than that of my vaunted sp600 and its single conversion circuitry is prone to images. View online or download hallicrafters sx 43 installation and operation instruction manual, installation and operating instructions manual, installation and operating istructions. The first sx series radio, the sx4, was built in 1934 as an option to the s4 super. Hallicrafters sx43 shortwave radio receiver universal radio.
Hallicrafters sx43 ham amfm 6 band radio receiver with r. Hallicrafters model sx42 communications receiver 1947. Selectivity choices are more limited with the sx 43 but the four selections two with crystal filter and two without will cover your needs. Introduced in 1947, a year after the sx42, the sx43 uses a ratio detector in place of the sx42s limiterdiscriminator and singleended audio in place of pushpull audio. It got worse with the sx 28 and culminated with the sx 42 and 62 as imo the worse consumer style communications radio of all time to rebuild. Sx 43 compared with sx 42 the sx 43 is a lower cost and easiertolift version of the sx 42 with 11 tubes compared to 15 in the sx 42. These manuals are available for download and free of charge. This totally nonfunctional radio is an operational and cosmetic disaster. Circuit values were close, but not where they belong. I have the switches positioned as per the drawing and yetnothing on p2. Service bulletin, compliments of harry vaught, kt4ae. The other file is an enlarged sx42 schematic early version in eight, labeled, overlapping 8. Icom model documents bp2 user manual 223 kb bp3 user manual 223 kb.
Hallicrafters s38b receiver operation service schematic alignment parts. Unfollow hallicrafters radio parts to stop getting updates on your ebay feed. It sounds so good except for buzzhum that im reluctant to change any caps except in the power supply. Sx43 compared with sx42 the sx43 is a lower cost and easiertolift version of the sx42 with 11 tubes compared to 15 in the sx42. The hallicrafters sx 43 general coverage receiver tunes from 540 khz to 54 mhz and fm 86 to 109 mhz.
True, the hallicrafters sx 42 is a quaint period piece and cannot be compared fairly with todays offerings. Presently i am working on a hallicrafters sx101 mark iii. Introduced in 1947, a year after the sx 42, the sx 43 uses a ratio detector in place of the sx 42s limiterdiscriminator and singleended audio in place of pushpul. For maximum performance, the best possible antenna should be employed. Chicago, il and arlington, build 19411943, 1 pictures, 2 schematics, tubes, united states of america. I am now accepting new manuals for inclusion in this archive. The resistance chart within the manual was the best find i could imagine. The dial on units from 1949 production have black markings on a white background that i think looks better and i read somewhere that if a 15m band is marked on the bandspread dial that it would have been made after may 1952. Volume xl these models shown on pager 11 7 and 1110 of ruler. Operation and maintenance manuals for hallicrafters sx43, compliments of jim lockwood, k4ccf. Jamess hallicrafters sx42 repairrestoration project part i. Here is the chassis after a lot of cleaning and polishing.
Installation and operating instructions manual hallicrafters sx43 installation and operating instructions manual hide thumbs. Hallicrafters s38b receiver operating and service instructions. Antique radio forums view topic hallicrafters sx42 project. That 22pf cap doesnt appear to be part of a tuned circuit, and the set works fine without it. The new sx 43 is built in the hallicrafters classic tradition. Volume xi are erroneously lrsted as atl blrppuge of the dral tlrr\e table on the early productron sets can be cor rotted by replacrng the cable wrth part number 00096 thrs cord rs solttr and smaller than the one used pre 11 the push buttons brnd on tlrt front panel of the cabrnet.
Skyrider are 6 bands covering 540kc to 43 mc 2 stages of preselection high fidelity. Jamess hallicrafters sx42 repairrestoration project. All of these sets feature electrical bandspread, bfo, an rf amp and two stages of if amplification. Hallicrafters sx110, sx71 and s107 communications receivers. View and download hallicrafters sx 43 installation and operating instructions manual online. It is a minor upgrade of the s40 and s40a with one less tube but all the same functions. Radio news editors, authors or letters to the editor would not have identified it as such. Hallicrafters sx 42 restoration see here for the matching r42 speaker. Describe your experience with the hallicrafters sx101 and tell us why you give it the rating you did required. Hallicrafters sx 28 communications receiver sn h164061 full details on the sx 28 can be found here. In some ways it cannot even compete with great radios of its day, such as the r390a.
All the yellow capacitors you see are replacements for the original ugly wax paper caps. Installation and operation instruction manual, installation and operating instructions manual, installation and operating istructions. The simplest way to tell them apart is to look at the main tuning dial on the left front. In this page you find schematic, users and instructions manuals, service manuals, technical supplement, leaf leads and other good stuff. Based upon the rider schematics, i hereby conclude that i have the 2nd revision of the hallicrafters s40. Has 15 tubes and a super heterodyne circuit that is respected even today. A few fundamentals of the new super skyrider are 6 bands covering 540kc to 43 mc 2. The sx 43 s dial is plain on the bottom and has the hallicrafters h logo on its left side. The if transformer primary connects to that point, through a switching arrangement. The hallicrafters sx43 general coverage receiver tunes from 540 khz to 54 mhz and fm 86 to 109 mhz.
View and download hallicrafters sx43 installation and operating instructions manual online. I notice that a previous owner apparently added a 500kc calibrator. Many of the parts are interchangeable between the above units. This was before the internet had anything other than scientific research info, computer info and pornography. The s40b is the direct predecessor of the s85 no meter or filter, 6sk7 if tubes. Schematic and service manual schematic and service. Hallicrafters sx 71 communications receiver run4 full details on the sx 71 can be found here. Posted by schematic and service manual radio on friday, december 15, 2017 all documents are in english unless otherwise stated. Hallicrafters sx25, hallicrafters sx43, hallicrafters sx43. The sx 96 is a later miniature tube version of the sx 100, but it has dual conversion, and lower cost. Antique radio forums view topic hallicrafters sx43. After the sx 88 things slowly improved again as smaller tubes and most other components opened up access. The model sx 42 is designed for a 300 ohm antenna impedance.
If you have some stuff that not is listed here you can donate this by contact mods. Hallicrafters sx71 richard sears, vintage electronics. Jamess hallicrafters sx 42 radio restoratonrepair project. There is a calibrated bandspread covering the 80, 40. Technical data, operating and service manuals provided by myself and other hams covering various technical subjects, amateur radio receivers, transmitters, transceivers and accessories. For me, 20 is going to be the year of the hallicrafters sx 42. The hallicrafters company manufactured, marketed, and sold radio equipment, and to a lesser. Your new hallicrafters sx100 selectable sideband receiver is precision built to. Tracking down paperwork and schematic diagrams for my sx101a was the easiest part of this rebuild. Hallicrafters sx43 installation and operating instructions manual. I found this clip of the schematic on another post someone recently made about the same model. Hallicrafters manuals manuals always wanted please if you have a manual that is missing from this section. The rider schematic for the 2nd revision is the only one compared with the sams photofact set, and the 1st revision of the rider schematic that does not have so3 and pl3 socket 3 and plug 3 for the connection at the output. The schematic in the hallicrafters manual is correct.
It has a crystal, a 6ba6, and an empty socket where another miniature tube should be. Note that there is a limit to the number of files you can download. Hallicrafters sx 28 super skyrider receiver hallicrafters s38 series receivers hallicrafters s36a receiver hallicrafters s40b receiver hallicrafters sx 42 receiver hallicrafters sx 43 receiver hallicrafters sp44 skyrider panoramic hallicrafters s52 receiver hallicrafters s53a receiver hallicrafters sx 62 receiver hallicrafters s77a. Hallicrafters s53a vintage tube shortwave ham radio receiver. Other useful information would include your experience with similar products, infomation on a product that you would purchase instead of this one, and so on. We have 3 hallicrafters sx43 manuals available for free pdf download. Super skyrider sx28, 194043 and sx28a 194446, one of the most. Like the sx42, the sx43 is a general coverage receiver for am, cw and fm. Chicago, il and arlington, build 19471949, 14 pictures, 30 schematics, 11 tubes, united states of america.
The sx28 is arguably hallicrafters finest prewar set short of the. I could now examine the circuits and determine where things went wrong without worrying about powering up the unit. It reproduces as well actually better than the original its scanned from. The hallicrafters sx43 general coverage receiver tunes from 540 khz to 54. There is a calibrated bandspread covering the 80, 40, 20, 10 and 6 meter bands. Manuals always wanted please if you have a manual that is missing from this section.
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