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eham.net
https://www.eham.net/reviews/view-product?id=111
TenTec Hercules II - eHam.net
Reviews For: TenTec Hercules II Category: Amplifiers: RF Power - HF & HF+6M eMail Subscription Registered users are allowed to subscribe to specific review topics and receive eMail notifications when new reviews are posted.
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hamradioamplifier.com
https://hamradioamplifier.com/ten_tec_420_hercules…
Ten-Tec 420 Hercules II Linear Amplifier - Ham Radio Amplifier
Ten-Tec 420 Hercules II Linear Amplifier A rare Ten-Tec Hercules II Model 420 in new condition (manual included, power plug not included). The Hercules II Model 420 is a compact, solid state KW Linear Amplifier featuring no-tune broadband design and fast QSK CW/AMTOR/PACKET T/R switching.
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ebay.com
https://www.ebay.com/sch/i.html?_nkw=tentec+hercul…
Tentec Hercules II for sale | eBay
Get the best deals for Tentec Hercules II at eBay.com. We have a great online selection at the lowest prices with Fast & Free shipping on many items!
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hamradiohaven.com
http://hamradiohaven.com/ten-tec-amplifiers.html
Ten-Tec Amplifiers - Ham Radio Haven
Ten-Tec Amplifiers Ham Radio Haven is the place to go for the very best prices on Ten-Tec amplifiers and you won't find a more affordable selection anywhere else! We strive to offer a great selection of gear for all levels of ham radio operators from hobbyist instruments to professional tools of the highest quality. Look around and you'll find an excellent selection of affordable instruments ...
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hamradioamplifier.com
https://hamradioamplifier.com/hf_amplifier_550w_te…
Hf Amplifier 550w Ten Tec Hercules II - hamradioamplifier.com
Hf Amplifier 550w Ten Tec Hercules II HF AMP 550W TEN TEC HERCULES II. SOLID STATE AMPLIFIER (no warm up). 550 WATTS OUT FOR 50--80 WATTS INPUT. Frequency range: 1.8 - 30 MHz. Included is the Ten-Tec 9420 Power Supply rated at 100. Amps , this is a huge psu which powers the amp perfectly.
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ebay.com
https://www.ebay.com/b/TEN-TEC-Ham-Amateur-Radio-A…
TEN-TEC Ham & Amateur Radio Amplifiers for sale | eBay
Great deals on TEN-TEC Ham & Amateur Radio Amplifiers. Be prepared and able to communicate in case of emergency with the largest selection at eBay.com. Fast & Free shipping on many items!
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ebay.com
https://www.ebay.com/itm/277530659140
TEN-TEC TenTec Model 420 Hercules II HF Linear Amp Amplifier ... - eBay
The TEN-TEC TenTec Model 420 Hercules II HF Linear Amp Amplifier is a high-quality linear amplifier designed specifically for amateur and ham radio enthusiasts. With a focus on delivering clear and powerful amplification in the HF band, this amplifier is manufactured in the United States by the reputable brand TEN-TEC.
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rigpix.com
https://www.rigpix.com/poweramps/tentec_herculesii…
RigPix Database - Power amplifiers - Ten-Tec Hercules II (420)
The RigPix Database provides specifications and details about the Ten-Tec Hercules II (420) power amplifier.
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ebay.ca
https://www.ebay.ca/sch/i.html?_nkw=ten-tec+hercul…
Ten-Tec Hercules II 420 for sale | eBay
67 sold resourceriver 99.2% positive (183.2K) Sponsored Ten Tec Hercules Model 420 Linear Amplifier Manual Pre-Owned 13 product ratings C $41.30
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qsl.net
https://www.qsl.net/tentec/specs/420.htm
Model 420 Hercules II - qsl.net
An additional 20 amps at 13.8 Vdc is provided to power a 100 watt exciter. General coverage operation from 160 through 15 meters. (Through 10 meters after authorized modification.) The HERCULES II is the ultimate in simplicity, ease of operation, versatility and reliability. And best of all, it is affordable! Another proud product from Ten-Tec.