We had the amp gone over and updated by alpha service, and we know it operates just like the latest production line alpha 9500s. The 9500 auto and the 8410 manual are the latest current models from alpha now rf concepts. Another objective was to be able to return the amplifier to its original configuration with ease. It is capable of continuous operation at 1500 w peak. High frequency linear power amplifiers alpha 76a, 76pa, and 76ca. Production materials used in the test unit are the same that are anticipated to be used in the production version. Practice all product safety instructions and precautions. Another problem with the alpha 9500 resource detail. Fcc id dgvpa77df alpha 9500 linear amplifier by rf. I have a pa76 and my current 76pa with three 3cx400a7 tubes. Plug rca connector end of cable into rca jack labeled relay or key in on rear panel of alpha amplifier. I have watched the alpha 9500 amplifier putting out 3000 watts plus sending cq dayton into a dummy load at the ham convention for three days straight. Right before i sold my 9500, the factory gentleman told me it should come in for factory attention about every three years.
Never open the amplifier case without unplugging the unit from the wall outlet. In 1972, sansui introduced the integrated amplifier au9500 along with less expensive models au6500, au7500, and au8500. The alpha 9500 uses a singl e 3cx1500 88 77 highm u externalanode tr iode ceramic tube for amplifi cation. Used alpha 9500 full legal limit autotune amplifier. Alpha 9500 linear amplifier schematics details for fcc id dgvpa77df made by rf concepts llc. The alpha 87a is a selfcontained hf linear amplifier.
This modification was performed on my 9500 amplifier with the sole objective of achieving less vacuum relay noise. Alpha 9500 autotune full legal limit linear amplifier. Fcc id application submitted by rf concepts llc for alpha 9500 linear amplifier for fcc id dgvpa77df dgv pa77df user manual, frequency, reports, images and more. Service manuals, owners manuals, schematics, diagrams, datasheets, brochures online for free download and free to your amplifier, receiver, tape, cd, tuner, turntable and recorder. Alpha radio products 9500 operating manual pdf download. Alpha 9500 hf linear amplifier operating manual alpha radio products amplifier components product release 1 figure 21 amplifier front and interior figure 22 amplifier back 2. Alpha 9500 linear amplifier user manual rf concepts, llc amplifier components and specifications product release 1 figure 21 amplifier front and interior figure 22 amplifier back 2. Then the manual generally says something along the lines of. Rf concepts alpha 9500 linear amplifier sparkys blog. If you cant find a manual please do not contact us, all the manuals we have are online. Document includes test report alpha 9500 hf power amplifier.
Using the latest microprocessor technology to monitor. Tube headphone amplifier, manufacturing a tube you tube and the golden age of. If alternating blinking, then amp is in force tap mode. The alpha 9500 is an advanced technology, auto tuning, linear amplifier that effortlessly delivers 1500 watts of power with as little as 45 watts of drive.
Alpha 9500 linear amplifier user manual rf concepts, llc introduction product release 1 docnumber 9500 document issue 1. Send a few dits and the 9500 quickly changes bands, tunes and loads, putting you right where you want to be, without flipping, twisting, and turning the knobs normally necessary on. This amplifier was built to the design specifications to which the final. The 9500 is a real heavy hitter that employs microprocessor control circuitry to handle band switching, antenna selection and tuning of the amplifier s output circuit, as well as for several types of. This amplifier came with the lighter weight peter dahl transformer and will crank out a full 2000 watts if pushed, but i run it at 1200, which is more than sufficient for any contact desired.
In addition alpha still supports older designs going back to 1977. The main pow er supply is an unregulated tr ansformer. About another problem with the alpha 9500 the resource is currently listed in in a single category. The amplifier design, quality control and component selection is very high with no compromises. Alpha 9500 amplifier operating and service repair shop manual oem new nikko alpha 230 power amplifier massive powerbest in find great deals on ebay for nikko alpha 3. Pa77df alpha 9500 linear amplifier schematics rf concepts. Rf concepts alpha 9500 linear amplifier user manual.
The rf deck design is not too different from other alpha gg amps although some unique mosfet circuitry is used for bias control. Alpha 9500 linear amplifier test report 2 details for fcc id dgvpa77df made by rf concepts llc. The main category is alpha 9500 fullyautomatic 16010m amplifier that is about alpha 9500 fullyautomatic 16010m amplifier. Alpha comm enterprises amplifier 9500 users manual manualzz. Last week, the 9500 used at the remote site of n4cc and myself had developed a symptom where ig read excessively high upon key line activation and without. I strongly recommend the alpha 9500 and the manufacturer, alpha rf systems. The alpha 9500 is a selfcontained manual tune hf linear power amplifier capable. The alpha 9500 is designed to meet international safety standards and fcc regulations.
This old high end sansui tu 9500 tuner, rare on the market, which succeeds the excellent tu 999 is of extreme refinement with a sumptuous low frequency range. Speaking of the manual, the alpha 9500 user manual is a very nice document. The specific amplifier used in all testing is the model alpha 9500, serial number arp00102. However, one should always remember that the equipment works with high voltages that can be lethal. Vintage rare nikko alpha 450 monster amplifier amp 400 watts per nikko alpha ii power amplifier service manual i foolishly sold nikko alpha 220 few years ago, copy of the. The mod was done on 11152012 in collaboration with jim w8zr and in his incredible workshop.
The alpha 9500 uses an 8877 in a groundedgrid configuration. The alpha 9500 see figure 11 is an selfcontained autotune hf linear power amplifier. This link is listed in our web site directory since wednesday jan 16 20, and till today another problem with the alpha 9500 has been followed for a total. Pa77df alpha 9500 linear amplifier test report alpha 9500.
If you place an order today you will receive the alpha 9500 at the end of march, the alpha 8410 in 2 weeks,the alpha 8406 in 3 days. An overview of the manual tuning procedure for the alpha 9500 linear amplifier. If youre interested in utilizing this service contact us and well be happy to arrange an inspection for you. Qs10 was the bridge from the tube rear amplifier, to wider rage of four channel related product lines. The alpha 9500 is a selfcontained manual tune hf linear power amplifier capable of continuous operation at 1500 w peak power output on ssb, keyed cw, sstv, rtty, digital modes or fm, with no time limit. The alpha 9500 is the culmination of over 40 years of design and engineering. We have 1 rf concepts alpha 9500 manual available for free pdf download. This amplifier was built to the design specifications to which the final fcc certified product will be manufactured. Alpha 9500 manuals and user guides for rf concepts alpha 9500. This is my second alpha amplifier that i have bought and i enjoy both of them. Alpha 9500 fullyautomatic 16010m amplifier category is a curation of 3 web resources on, alpha 9500 blower problem, alpha 9500 yahoo group, alpha 9500 vs.
Alpha 9500 linear amplifier alpha rf systems alpha 9500 linear amplifier user manual procedure 41, unpack the amplifier and transformer, page 41 alpha 9500s predecessor, the alpha 77. Rf concepts alpha 9500 linear amplifier cw operation. Here you will find instruction manuals, service manuals, user guides. The pin diode rf switch in the 87a proved problematic for more than a few owners. Experience the magic of almost instantaneous band switching and tuning with the alpha 9500. Do not use this cable with amplifiers that exceed the limits of the ftmp internal transistor on their key line 40vdc100ma. The 4cx1500b tube in the alpha 8406 will carry a full 4 year warranty. Lifecycle 9500 parts manual pdf, products amplifiers. It is very dynamic, open, living with a beautiful depth and will fill with happiness the remarkable amplifier au 9500.
Alpha radio products 6185 arapahoe road boulder, co 80303 phone 303. Free royal alpha 9500ml manual for better download results try avoiding words like extabit uploaded rapidgator netload bitshare freakshare letitbit dizzcloud crack serial keygen etc. A pdf version of the manual is also available for download from the rf concepts web site. Buy this amp, read the and follow the manual and you cannot go wrong. Tube may be shorted during amp warmup, if stby and on are blinking in sync then amp is in auto tap.
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