R&S ® FK2910/FK2920 Passive HF Power Combiners

R&S FK2910: 2 kW R&S FK2920: 4 kW The power combiner section consists of three individual couplers, arranged at two levels so as to maximize the power management possibilities. The individual couplers are zero-degree couplers. This ensures perfect power combination if the two inputs are in phase (coherent combining). The coupling device is designed as…

New Ten-Tec QRP Transceiver (Model 539)

Photo by http://qrper.com Features: Bands: 80, 40, 30, 20, 17, 15, 12 and 10 Meters Power: 10 Watts Mode: AM, USB, LSB, CW Modes 3-color backlit internally adjustable display Noise Reduction and Noise Blanker AGC (Fast, Medium, Slow) Pre Amplifier RIT / XIT 2 VFO Displays Memories 100 ch. LINK

Ten-Tec Model 418 – 100 Watts Linear Amplifier

Photo by http://qrper.com Ten-Tec announced two new products in development: the Model 539 QRP transceiver and the companion Model 418 100 Watt amplifier. Being a QRPer, I typically have no use for amplifiers, but this one, I must admit, will make for a perfect in-the-field companion to the (future) Model 539 or any QRP transceiver. The Model…

The NJQRP PSK31 Audio Beacon Kit

(The PSK31 Audio Beacon was a feature technical article in the August 2001 issue of QST) FILES:  Schematic | Source Code | Parts Layout DOC:  Technical Manual v2.0   (540 KB PDF file) Kit Notes Page:  Check here for errata KIT STATUS: In Stock KIT ORDERING:  Click here KIT DESCRIPTION Here’s an easy, fun and intriguingly…