If you ever want to reach out further - power amplifiers for shortwave

The typical shortwave transceiver offers a transmission power of 100 or 200W. This is sufficient in many cases, but in some situations, more power may be needed for a reliable connection. This is especially true during periods of minimum solar activity, but also when participating in a contest or when achieving ambitious goals as a DXer.


Final amplifiers for short wave are available as tube amplifiers or with semiconductors. Tube amplifiers usually offer better efficiency, higher output power is easier to achieve. On the other hand, the units are usually larger and heavier and need to be better cooled. Semiconductor power amplifiers are perfect for the lower to medium power range, these amplifiers are generally more compact and lighter.


Tube amplifiers are available with manual or automatic tuning of the output circuit. Automatic tuning is comfortable but also very complex, that is why these PAs are more expensive. The tuning of the output also allows compensation of not so perfect SWR of the antenna. With semiconductor power amplifiers the output circuit is designed differently and requires antennas with very good SWR (or an external tuner for high power).


The typical power of a shortwave power amplifier is thus 500 to 1200W, but there are also models with up to 4000W output power. The limits are set by the respective law in the country where the plant is operated. WiMo offers a wide range of performance classes and models, from the most famous manufacturers worldwide.

 

Items 1-10 of 59

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  1. 4O3A Signature Power Genius XXL Twin
    New
    4O3A Signature Power Genius XXL Twin

    Linear power amplifier, consisting of 2 independent amplifiers. Maximum output power up to 2x1500W/3500W combined in SO2R mode.

    Available soon

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    SKU 4O-PGXXL
  2. 4O3A Signature Power Genius XL
    4O3A Signature Power Genius XL

    Compact and easy to use shortwave power amplifier from FlexRadio. Up to 2000W output power, very easy integration into your own station for all common transceivers. SO2R contest operation possible.

    In stock, shipped in 1 to 2 days

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    €6,998.00
    incl. VAT, plus shipping €5,880.67
    SKU FR-PGXL
  3. 4O3A Signature Power Genius M, VHF
    New
    4O3A Signature Power Genius M, VHF

    Compact, linear power amplifier for 2/4/6m, up to 1000W output power, 3 antenna outputs, can also be controlled via LAN.

    Available soon

    SKU 4O-PGM-VHF
  4. ACOM 1200S Transistor-PA (1200W, 160-6m)
    ACOM 1200S Transistor-PA (1200W, 160-6m)

    Very easy to use, with LC color display and CAT interface

    In stock, shipped in 1 to 2 days

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    €3,669.00
    incl. VAT, plus shipping €3,083.19
    SKU ACOM-1200S
  5. Acom 1000 (1000W, 160-6m)
    Acom 1000 (1000W, 160-6m)

    Acom 1000 (1000W, 160-6m)

    In stock, shipped in 1 to 2 days

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    €3,479.00
    incl. VAT, plus shipping €2,923.53
    SKU ACOM-1000
  6. Acom-700S (700W, 160-6m)
    Acom-700S (700W, 160-6m)

    Rugged transistor PA for shortwave - 6m, automatic band switching, color LC display, CAT/AUX interface, 100 - 240 V

    In stock, shipped in 1 to 2 days

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    €3,298.00
    incl. VAT, plus shipping €2,771.43
    SKU ACOM-700S
  7. Acom 1010 (700W, 160-10m)
    Acom 1010 (700W, 160-10m)

    Acom 1010 (700W, 160-10m, compact)

    In stock, shipped in 1 to 2 days

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    €2,689.00
    incl. VAT, plus shipping €2,259.66
    SKU ACOM-1010
  8. SPE Expert Amplifiers
    SPE Expert Amplifiers

    SPE Amplifiers for power levels from 1.3 to 2 kW, best possble CAT integration.

    No longer available

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    As low as: €3,150.00
    incl. VAT, plus shipping €2,647.06
    In stock
  9. 4O3A Signature Power Genius XL + Antenna Genius 8x2
    4O3A Signature Power Genius XL + Antenna Genius 8x2

    4O3A "Power Genius XL" power amplifier bundled with the matching 3 kW antenna selector switch "Antenna Genius".

    Available in 30 days

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    €7,998.00
    incl. VAT, plus shipping €6,721.01
    SKU 4O3A_PGXL_B1
  10. HLA300V-BLACK Transistor-PA (300W, 160-10m) w. fan
    HLA300V-BLACK Transistor-PA (300W, 160-10m) w. fan

    Compact linear power amplifier for shortwave, PL sockets, LED bargraph display

    In stock, shipped in 1 to 2 days

    €638.90
    incl. VAT, plus shipping €536.89
    SKU HLA300V-BLK

Items 1-10 of 59

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FAQ

What is an amplifier in radio communication?
An amplifier in radio communication is a device that amplifies the electrical signal from a radio transmitter before it is transmitted to the antenna cable. This ensures that the signal can be transmitted with greater strength and over longer distances.
Why is an amplifier necessary?
An amplifier is necessary to amplify the signal from a radio transmitter in order to transmit it over greater distances. This is especially important when operating a large number of radio transmitters, as the signal will otherwise become weaker and transmission errors may occur.
How do I choose the right amplifier for my needs?
The choice of the right amplifier depends on your specific needs and requirements. It is important to determine the performance requirements of your radio transmitter and ensure that the selected amplifier is capable of delivering that performance. It is also important to consider other factors such as size, cost, and availability.