AMERITRON AL-811 MANUAL PDF

View and Download AMERITRON ALH instruction manual online. HF POWER LINEAR AMPLIFIER. ALH Amplifier pdf manual download. ameritron al owner s manual pdf file. This resource is listed under Radio Equipment/HF Amplifiers/Ameritron AL, at Ameritron AL manual resource. Instruction Manual. Acid Free Paper ~ Won’t Fade Nor Turn Yellow. Manual is Printed on 8 1/2″ X 11″ 32 Lb. I use the Latest High Quality Laser Printer.

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Ashtabula, Ohio, United States. The energy could not leave via the high impedance of the plate circuitand so chose the shortest path via the tube. See terms – opens manuwl a new window or tab. About Ameritron AL manual The resource is currently listed in dxzone. Not close to L4 but far away on the PSU board. After each modification the amplifier was firmly tested and plates never becames red.

That ‘s nothing compared to a deceased al–811diodes, or worse a faulty transformer. Extra heavy duty power supply gives you peak performance year after year The heart of the AL power supply is its heavy duty power transformer with high silicon steel core weighing a hefty 17 pounds.

The suppression of the third- order harmonic is the difference between marker 3D and 4D. This item will be shipped through the Global Shipping Program and includes international tracking. Back to home page Return to top. No additional import charges all-811 delivery! Tuned input provides excellent load amerittron any rig A Pi-Network tuned input provides a 50 ohm load for your rig.

On the other bandthe SWR will be high and is an internal tuner required for full ouput.

Subject to credit approval. Ten-Tec Orion I Transceiver. United States and many other countries See details. Please note that the output in the table is partly achieved by exceeding the maximum grid and anode current.

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Sell now – Have one to sell? A 12 VDC keying relay makes it compatible with solid state and tube rigs. I believe it’s asking for troubleand it is better to shorten the RF path by installing an additional 4n7 capacitor at the lower end ap-811 L4.

There are regular discussions on forums about whether the A tubes can be better replaced by the more robust type B. Thats excellent high voltage regulation!

Ameritron AL manual

T he least IMD is produced with that power. How the low cost A tube resists premature failure — even when your amplifier is mistuned First theyre constructed with widely spaced elements that minimize the chance of touching and causing a short — even if the plate gets hot enough to melt.

My inspection yielded a burned grid resistor and a partially conductive varistor on. The Ameritron AL is excellent for the newcomer because its tough enough to withstand momentary mistuning.

The scale is 1 – 10, with 1 being poor and 10 being excellent. The wire-wound resistor also acts as a replacement for inductor L7. Delivery times may vary, especially during peak periods. Get the item you ordered or get your money back. 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. Too low line voltage causes a “soft-tube” effect — low output and signal distortion.

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Image not available Photos not available for this variation. Draws ameritrpn amps at VAC. Quiet pressurized ventilation keeps your tubes safely cooled A quiet blower pressurizes the cabinet with a large volume of air flow.

You are covered by the eBay Money Back Guarantee if you receive an item that is not as described in the listing. Two illuminated meters Two illuminated meters give you a clear picture of your AL operating conditions so you can tell right away if something is wrong.

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The other meter switches between high voltage and plate current to warn of abnormal conditions. And the tubes are so inexpensive that you can replace one for mere pocket change. This item will ship to United Statesbut the seller has not specified manal options. The DXZone is the largest human created and maintained msnual of web sites dedicated to Amateur Radio, currently lists Irregularities in the schematic.

Built-in back-pulse canceling diode protects your rigs keying circuit. Email to friends Share on Facebook – opens in a new window or tab Share on Twitter – opens in a new window or tab Share on Pinterest – opens in a new window or tab. Please do not leave bad feedback before contacting me.

AMERITRON AL-811H Instruction Manual

The AL- H is sold worldwide and is quite a well-built “budget” amplifierbut by no means easy to repair. High quality low drift silver mica capacitors maintain proper tuning.

Manuxl radio amateur time is free and one can modify at random time. Ameritron AL manual – related links We thought you might also be interested in these additional web sites, selected from the same category: For decadesI advise to mount a resistor and fuse in series with the anode choke as flash over protection for tubesrectifiers and transformers.

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