Tof tuning aid for amplifiers 811a tube history and construction business page link parts and circuit boards ctr engineering, inc please take time to read. Customer accounts did not transfer over to the new site so you will need to create a new account. Listed under the radio equipmenthf amplifiersameritron al811 category that is about ameritron al811 and. The ameritron al 811hd is an economical 800 watt pep output linear. On the other bandthe swr will be high and is an internal tuner required for full ouput. View and download ameritron al 572 instruction manual online.
I have the user manual but the schematics are incomplete. View online or download ameritron al 811h instruction manual. Even fussy solid state rigs can deliver their full drive to al 811. We have 1 ameritron al 811h manual available for free pdf download. Ameritron mounts the 811a tubes vertically, not horizontally, to prevent hot tube elements from sagging and shorting out. Following the manual, im to apply just enough drive to see 100 ma of grid current or 450 ma of plate, whichever comes first. Supplemental tuning instructions 1005 2011 trouble shooting al811.
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. However, its as if the valves are getting no drive on transmit. Ameritron al811h manuals and user guides, amplifier. The ameritron al811h is an economical 800 watt pep output linear amplifier that. You should have a wiring diagram for nonqsknonyaesu amplifiers in your ft890 manual. Ameritron diagrams, schematics and service manuals download for free. The ameritron al 811 supplies the voltage and the ft890 is the switch, either via contacts on a relay or soldstate transistor. Ameritron al811 instruction manual ring bound with. Go to the product page and click on the product manuals tab.
Cw, fm and rtty efficiency is improved by shifting the. Does anyone have access to the complete schematics. The al 811 is a grounded grid linear amplifier developed by ameritron using low cost 811a power triodes. Af6ljaug 1, as radio amateur time is free and one can modify at random time. Be prepared and able to communicate in case of emergency with the largest selection at. 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. If someone has a url to get a copy of a manual for the al 811 id really be appreciative.
Tuning targets for the al 811h and other 811a units here is a collection of different 811a amps typical operation parameters gathered from the web, manuals, and using appropriate multiplication factors to convert to 4 tube equivalent when required for 2 cases except for the al 811 at bottom, 3. Now, when i try to load up on 80 meters, i have an issue. Yes, the red one goes to the rly and the white one goes to the alc. Describe your experience with the ameritron al 811 and tell us why you give it the rating you did required. In this page you find schematic, users and instructions manuals, service manuals, technical supplement, leaf leads and other good stuff. You get absolute stability and superb performance on higher bands that cant be matched by unneutralized tubes. View and download ameritron al811h instruction manual online. I own an al 80a and am having trouble with the key line circuit. Printed on higloss 28lb high quality acid free paper for a professional finish that wont turn yellow with age. The ameritron al 811 power supply is built tough so you get peak performance year after year. The al 811h uses four 811a tubes in a class ab2 grounded grid circuit. Database contains 1 ameritron al 811h manuals available for free online viewing or downloading in pdf.
Refer to the al 811h manual on the adjustment for the alc. Al 811h linear amplifier features the al 811h is a grounded grid linear amplifier developed by ameritron using low cost 811a power triodes. Ameritron al811 instruction manual ring bound with protective covers. Jul 27, 2019 the alh is a grounded grid linear amplifier developed by ameritron using low cost a power triodes. The 811a tubes are long life, reliable transmitting tubes. Modifications and service of al811 amplifier ameritron. Regarding my previous post in which i concluded that, according to the specs in the icom manual, the ic718 doesnt need an amplifier keying interface for the al 811. The awm30 ameritron is a very good peak reading meter, as are meters in ameritron tuners. Ameritron never published service manuals for any of their amplifiers so they dont exist. The al 1200 uses a single 3cx1200a7 tube in a class ab2 grounded grid circuit. The al 811h has the essential design elements for a clean, stable signal. Radio manuals on qrzcq the database for radio hams. The alh is a grounded grid linear amplifier developed by ameritron using low cost a power triodes.
The al 811h is sold worldwide and is quite a wellbuilt budget amplifier, but by no means easy to repair. About al811 trouble shooting the resource is currently listed in in 2 categories. This are the same manual use by experts and even technicians. I handle a other number in decoding graphics and single buttons.
Free ameritron diagrams, schematics, service manuals. The wire grounds the 10 meter input tuned coil which in turn will not let you drive the amp in the 10 meter posposition. 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. This versatile ameritron feature allows the user to maintain optimum voltages on the tubes and other components to obtain maximum performance and life. In this page you find schematic, users and instructions manuals, service manuals, technical supplement, leaf. Service and user manual ameritron al 811 amplifier download countless of free service manuals you find nowhere else. 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. Only the ameritron al 811h gives you four fully neutralized 811a transmitting tubes. The ameritron al 811h is an attractive choice as an entry level amplifier for the low budget amateur operator.
Quickly tune the ameritron al811 tuning procedure using a. The main category is ameritron al 811h that is about 16010 meter rf amplifier. Tof tuning aid for amplifiers 811a tube history and construction business page link parts and circuit boards ctr engineering, inc please take time. Ameritron al811 download your lost manuals for free. Ameritron al 811x user manual by debbracazares issuu. High quality ameritron al811 ham radio linear amplifier. The atr20 is the little brother of the ameritron atr30 true legal limit antenna tuner. If you are rewiring the al 811 for 240230220v operation, you must use 8. This link is listed in our web site directory since wednesday oct 30 20, and till today al811 trouble shooting has been followed for a total.
Ameritron amplifier users group public group facebook. Ameritron al 811h manuals manuals and user guides for ameritron al 811h. The 811a tubes take approximately 10 seconds to warmup. To dig in the amplifier almost everything has to be deinstalled. There is no discussion about the circuit board that does the relay switching and no schematic for it. About ameritron al 811h manual the resource is currently listed in in a single category. Ameritron al811h amplifier instruction manual pdf view. Only the ameritron al811h gives you four fully neutralized 811a transmitting tubes. About ameritron al811 manual the resource is currently listed in in 2 categories. Ameritron hf power amplifiers al811 free shipping on most. I just wanted to show how i tune up my ameritron al 811 ham radio. Here you will find instruction manuals, service manuals, user guides schematic, brochures etc. Page 1 hf power linear amplifier instruction manual the ameritron al 811h is an economical 800 watt pep output linear amplifier that operates reliably from 160 through15 meters. Describe your experience with the ameritron al811 and tell us why you give it the rating you did required.
Al 811 linear amplifier features the al 811 is a grounded grid linear amplifier developed by ameritron using low cost 811a power triodes. Tuned input provides excellent load for any rig a pinetwork tuned input provides a 50 ohm load for your rig. Service and user manual ameritron al811h amplifier. If someone has a url to get a copy of a manual for the al 811. Ameritron al 811h instruction manual 12 pages hf power linear amplifier. View and download ameritron al 1200 instruction manual online. Ameritron al811h download your lost manuals for free.
The 811a tubes take approximately 3 seconds to warmup. I wish amplifiertuning instructions could be shorter. The modern components are rated to deliver reliable, effective hf communications power levels if operated within their specifications. Jun 24, 2019 ameritron al 811h manual pdf view and download ameritron alh instruction manual online. The al 811h is a grounded grid linear amplifier developed by ameritron using low cost 811a power triodes. Jul 22, 20 ameritron al 811x user manual download here. The ameritron al 1200x is the export model and covers 160 through 10 meters. 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. The al811h is rated at 600watts cw carrier in normal cw or tune. Manuals for ameritron this is the manuals page for ameritron.
Aug 15, 2019 ameritron al 811h manual pdf view and download ameritron alh instruction manual online. The mod for the ameritron al 811h is more than you mentioned. If one reads the specifications in the ic718 manual, one would conclude that the ic718 does not need an external interface to handle the al 811 s 12 volt dc at 100 ma keying line. I was loaned a ameritron al 811 last night from a fellow ham, he didnt have the manual for it, and after searching the internet, ive only been able to find a manual for the al 811h. 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 7610 times. Their high power vacuum tube linear amplifiers and solid state no tune amplifiers will take your hf operations to the next level. User manuals, guides and specifications for your ameritron al811h amplifier. About ameritron al 811 manual the resource is currently listed in in 2 categories. Ameritron al 811h 800w ham amateur radio hf linear amplifier. Details about high quality ameritron al 811 ham radio linear amplifier instruction manual high quality ameritron al 811 ham radio linear amplifier instruction manual item information. Mfj enterprises inc, ameritron,hygain,hygain,cushcraft,vectronics,mirage,mfj,mfj enterprises,antenna,radio,ham radio,amateur radio,tuner,analyzer,starkville,amplifier. Its designed to safely handle the full ssb power of ameritron s al 811, al 811h, al 80b, als500m, als600 and other 1.
Heavy duty power supply and rf components provide long service for components. 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. Database contains 1 ameritron al811h manuals available for free online viewing or downloading in pdf. User manuals, guides and specifications for your ameritron al 811h amplifier. Ameritron al 811hd instruction manual 116 willow road starkville, ms 39759 usa 6623238211 version 6 printed in u. A unique buckboost winding allows adjustment of primary voltages to match a wide range of line voltages centered on 110 and 230 volts. It involves cutting a grounding wire going to the 10 meter input coil. 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. A tentative conclusion is that this al h does not distort the signal of the drive stage. Ameritron al811 amplifier service and user manual free service manuals, fast download, no limits. After each modification the amplifier was firmly tested and plates never becames red. Ameritron al 811h manual pdf view and download ameritron alh instruction manual online.
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