The modern components are rated to deliver reliable, effective hf communications power levels if operated within their specifications. Ameritron hf power amplifiers are the most popular hf amplifiers in the world. View online or download ameritron al811h instruction manual. To dig in the amplifier almost everything has to be deinstalled. View online instruction manual for ameritron al811h amplifier or simply click download button to examine the ameritron al811h guidelines offline on your desktop or laptop computer. Aug 04, 2019 al 811h service pdf the alh is a grounded grid linear amplifier developed by ameritron using low cost a power triodes. Having recently gotten a used al 811h and put 4 new tubes from ameritron into it, i ventured out on to the eham site, amps reflector and other web postings and documents to see if the operation instructions provided in the manual might be made a little. The main category is ameritron al811h that is about 16010 meter rf amplifier. Ameritron delivers the power and clarity you demand. Jun 24, 2019 ameritron al811h manual pdf view and download ameritron alh instruction manual online. Ameritron al811h amplifier service and user manual free service manuals, fast download, no limits. The al811h is rated at 600watts cw carrier in normal cw or tune.
If the pa is not used for a long time and goes back into operation al81h, remove the fuse and let the amplifier an hour long stand idle. The 572b is just a more rugged version of the 811as. Ameritron al811h amplifier instruction manual pdf view. Ameritron 10 meter mods pdf 1012 meter modification instructions. Ameritron leads the industry with timetested designs that offer the best value for amateur radio operators and hf experimenters everywhere. Ameritron al811h linear amplifier demonstration by k1oik. Ameritron hf power amplifiers al811hd free shipping on. The al811h is sold worldwide and is quite a wellbuilt budget amplifier, but by no means easy to repair. Aug 15, 2019 ameritron al811h manual pdf view and download ameritron alh instruction manual online. Hf power linear amplifier ameritron inc pages 1 12 text. About ameritron al811 manual the resource is currently listed in in 2 categories. The 811a tubes are long life, reliable transmitting tubes. I have a ameritron al811 that has been converted to use 572b tubes.
Aug 08, 2019 ameritron al811h manual pdf view and download ameritron alh instruction manual online. View and download ameritron alh instruction manual online. Ameritron diagrams, schematics and service manuals download for free. Al 811h linear amplifier features the al 811h is a grounded grid linear amplifier developed by ameritron using low cost 811a power triodes. The al811h is a grounded grid linear amplifier developed by ameritron using low cost 811a power triodes. Its only 4 db below 1500 watts less than an sunit nobody can hear the difference.
This amp was assembled in 2000, so it does not have the 5004531 board shown in the current production models. Ameritron al811 odd grid behavior, no problems found qrz. Their high power vacuum tube linear amplifiers and solid state no tune amplifiers will take your hf operations to the next level. Having recently gotten a used al811h and put 4 new tubes from ameritron into it, i ventured out on to the eham site, amps reflector and other web postings and documents to see if the operation instructions provided in the manual might be made a little. Reading all manual tuning steps and dry practicing without actually transmitting all manual tuning steps will make initial operation much easier and safer. Ham radio with k0pir icom 7300 and 7610 sdr transceivers. The main category is ameritron al811 and al811h hf amateur radio rf power amplifier that is about ameritron al811 and al811h resources. However, here are photos of the circuit boards, one for the earlier version and one for the later version. Then figure out how to connect it all up properly and try again. This link is listed in our web site directory since wednesday apr 20 2011, and till today ameritron al811h manual has been followed for a total of 17 times. This web page is a detailed step by step supplement to the w8ji instructions.
Amerifron is a cheapsimple and proven effective method. Only the ameritron al811h gives you four fully neutralized 811a transmitting tubes. Getting to any component is a complete pain, one has to take the back panel off and release enough of the wiring on the large double sised pcb to get aught e. Jul 02, 2014 tunning my ameritron al 811 hxce amp really like this amp. You get absolute stability and superb performance on higher bands that cant be matched by unneutralized tubes. The ameritron al811h is an economical 800 watt pep output linear amplifier that.
I have revived an al811 from my fatherinlaws estate. The al 811 is a grounded grid linear amplifier developed by ameritron using low cost 811a power triodes. The mod for the ameritron al811h is more than you mentioned. Service and user manual ameritron al811h amplifier. Ameritron al811h manual pdf view and download ameritron alh instruction manual online. About ameritron al 811 manual the resource is currently listed in in 2 categories. The companys impressive lineup of products includes amplifiers, amplifier accessories, antennas, antenna tuners, relay buffers, and more. Unfortunately, every step is necessary for proper amplifier operation, and we have carefully removed all unnecessary steps. The al 811h uses four 811a tubes in a class ab2 grounded grid circuit. As for tuning the amp, the instructions are quite clear in the manual. This amp sat unused for several years until i recently decided i wanted an amplifier.
After each modification the amplifier was firmly tested and plates never. Just turn on, select band on your transceiver and operate. Ameritron al811h instruction manual 116 willow road starkville, ms 39759 usa 6623238211 version 6 printed in u. Ameritron al811h instruction manual ring bound with protective covers. Ameritron never published service manuals for any of their amplifiers so they dont exist.
The ameritron al811h is an attractive choice as an entry level amplifier for the low budget amateur. The 811a tubes take approximately 10 seconds to warmup. May 31, 2019 ameritron 10 meter mods pdf 1012 meter modification instructions. I wish amplifiertuning instructions could be shorter. Ameritron mounts the 811a tubes vertically not horizontally to prevent hot tube elements from sagging and shorting out.
All information, images, and documents on this website are the sole property of ameritron any reuse or redistribution of the contents of this website are strictly forbidden without authorization from ameritron. The 811a tubes take approximately 3 seconds to warmup. Ameritron al811h tuning for powerdissipationlinearity, and more. Al 811h service pdf the alh is a grounded grid linear amplifier developed by ameritron using low cost a power triodes. This link is listed in our web site directory since wednesday apr 20 2011, and till today ameritron al 811h manual has been followed for a total of 17 times. About ameritron al811h manual the resource is currently listed in in a single category. Heavy duty power supply and rf components provide long service for components. Listed under the radio equipmenthf amplifiersameritron al811 category that is about ameritron al811 and. The awm30 ameritron is a very good peak reading meter, as are meters in ameritron tuners. Uses 4 811a tubes but this one has the heavier duty 572bs instead. Ameritron al811 hf linear amplifier ht fuse mod m0ukd. The ameritron al 811h is an attractive choice as an entry level amplifier for the low budget amateur operator. Free ameritron diagrams, schematics, service manuals. Nov 01, 2019 ameritron 10 meter mods pdf 1012 meter modification instructions.
It involves cutting a grounding wire going to the 10 meter input coil. Ameritron amplifier manuals library cdrom pdf ebay. Ameritron al 811h instruction manual 116 willow road starkville, ms 39759 usa 6623238211 version 6 printed in u. This link is listed in our web site directory since tuesday apr 10 2007, and till today ameritron al811 manual has been followed for a total of 7596 times. The al 811h is a grounded grid linear amplifier developed by ameritron using low cost 811a power triodes. Oct 08, 2016 ham radio with k0pir icom 7300 and 7610 sdr transceivers.
This resource is listed under radio equipmenthf amplifiersameritron al, at ameritron al manual resource. The wire grounds the 10 meter input tuned coil which in turn will not let you drive the amp in the 10 meter posposition. Ameritron al811 repairs ham radio with k0pir icom ic. Dec 27, 2019 al 811h service pdf the alh is a grounded grid linear amplifier developed by ameritron using low cost a power triodes. The al 811h has the essential design elements for a clean, stable signal. Demonstrating tuning and operation of the ameritron al811h. Page 1 hf power linear amplifier instruction manual the ameritron al811h is an economical 800 watt pep output linear amplifier that operates reliably from 160 through15 meters. View online instruction manual for ameritron al 811h amplifier or simply click download button to examine the ameritron al 811h guidelines offline on your desktop or laptop computer. About ameritron al 811h manual the resource is currently listed in in a single category. On the other aameritronthe swr will be high and is an internal tuner required for full ouput.
Tunning my ameritron al811 hxce amp really like this amp. Jul 27, 2019 al 811h service pdf the alh is a grounded grid linear amplifier developed by ameritron using low cost a power triodes. Resources listed under ameritron al811 category belongs to hf amplifiers main. If you want an amp for ssb, its really hard to beat this one.
When i got it it would only do 100 watts so i replaced the tubes, let it sit on. Al811h linear amplifier features the al811h is a grounded grid linear amplifier developed by ameritron using low cost 811a power triodes. I dont know if there is even a service manual available for the al811h. I have revived an al 811 from my fatherinlaws estate. Ameritron al811h download your lost manuals for free. The main category is ameritron al 811 and al 811h hf amateur radio rf power amplifier that is about ameritron al 811 and al 811h resources. The ameritron al811h is an attractive choice as an entry level amplifier for the low budget amateur operator. Ameritron al811 manual ameritron al811 owners manual pdf file. Ameritron al811 amplifier servizio e manuale utente. The al811 is a grounded grid linear amplifier developed by ameritron using low cost 811a power triodes. The mod for the ameritron al 811h is more than you mentioned. Mar 16, 2020 view and download ameritron alh instruction manual online. The main category is ameritron al 811h that is about 16010 meter rf amplifier. Ameritron als606sals606 solid state 600 watt amplifier covers 1606 meters and automatically bandswitches by your transceiver.
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