Looking at the Venus Technologies SW-3B QRP CW Transceiver for 20/30/40 meters.
Dimensions: 104*71*25mm (excluding the protruding part such as knob)
Weight: 180g.
Operating voltage: 8-15VDC.
Operating current:
receiving: about 45mA(backlight on), and less than 40mA(backlight off).
transmitting: about 0.8A (at 12V voltage).
Frequency range: 5-8MHz, 8-11MHz, 11-16MHz (the receiving sensitivity peak is only 40m, 30m, 20m amateur band).
Transmitting: 7.0-7.2MHz, 10.1-10.15MHz, 14.0 -14.35MHz.
RF output: 5 watts @12V
1.8 – 2 watts @clatite89v
$188.00
Antenna
Antenna BEAM 11 elements 3 bands
11 BEAM antenna elements 3 bands Frequency [Frequency]: 28, 21, 14 MHz Number of elements [Number of elements]: 28 MHz – 5 el. 21 MHz – 3… Read more
Inflating The Dual Band 2m/70cm version of the Air Antennas, opening up repeaters 23 miles away
Inflating The Dual Band 2m/70cm version of the Air Antennas, opening up repeaters 23 miles away Read more
The Yagi-Uda Antenna
A Yagi-Uda antenna, commonly known simply as a Yagi antenna, is a directional antenna consisting of multiple parallel dipole elements in a line,[1] us… Read more
High Performance RX Antennas for a Small Lot
Jose Carlos (JC), N4IS, will look at basic concepts of RX antennas and share his experiences with lowband RX antennas on a small lot, including the Wa… Read more
IOio Antenna
Scheme nº1: Scheme of the IOio antenna “FM ham satellites can efficiently be worked in two ways, one of them sitting in our armchair with a comp… Read more
80m or 160m Reduced Half Sloper Antenna by W8AMZ
160m Reduced ½ Sloper Do You Have Limited Space? Do You Dream Of Operating 160m? NO PROBLEM! Do you… Read more
Dual-band V-UHF Quad Antennas
Why choose the 6BS-270 antenna versus a traditional Yagui? · Elements of full wavelength, reaching maximum efficiency in TX / RX. · Optimized design…. Read more
Building the Moxon Antenna
Building the Moxon Antenna is fairly easy and lends itself to imagination. No two Moxon’s are identical save the dimensions of the elements… Read more
Review
HF Interference Problem from Ethernet over Powerlines Devices
“Testing to see how bad powerline internet connections can be for HF reception. These devices allow you to use your house power cables as a conv… Read more
IC-7610 Technical Report Vol. 2 (English Version)
IC-7610 Technical Report, which explains the RF direct sampling system and RMDR used in the IC-7610. You can find the Technical Report here: http:/… Read more
Not being heard at 100 Watts
Dan, KG5WQN, doesn’t know what to do. He has a well set up antenna and should be able to use the ham bands, but even at 100 watts he has trouble… Read more
Further Testing of MFJ Octopus at Quartzfest (#183 Project)
Mix and match any four HF/VHF/UHF bands. Example: screw in 80,40,20 meter hamsticks and a dual band 2M/440 MHz whip (two on each band) on opposite sid… Read more
Geochron 4K World Clock – Review
Geochron “For 50 years, Geochron made a classic, mechanical clock showing the time across the world as well as areas of light and dark. Well, th… Read more
A simple method for Decibel power calculations. Receivers. – Ham College 51
Questions from the General Amateur Radio exam pool part 22. A simple method for Decibel power calculations. Receivers. Read more
Equipment
ECOFLEX 15 is a flexible low-loss coaxil cable
ECOFLEX 15 is a flexible low-loss coaxial cable for use in the frequency range of DC – 6 GHz. Its unique construction combines the low loss prop… Read more
Xiegu X6100 HF/50MHz Portable SDR Transceiver
Xiegu X6100 is a revolutionary self-contained 10 watt HF and 6m SDR transceiver with a large color display, automatic antenna tuner and a built-in hig… Read more
Tech-out of the Xiegu XPA125B Auto Tuner + Amplifier
Today we take a look at the Xiegu XPA125B QRP Amplifier and Auto Tuner hooked up to the Icom IC-705. This amp will work with a variety of QRP rigs inc… Read more
MRF101AN: 100 W CW over 1.8-250 MHz, 50 V Wideband RF Power LDMOS Transistor
These devices, MRF101AN and MRF101BN, are designed for use in HF and VHF communications, industrial, scientific and medical (ISM) and broadcast and ae… Read more
NanoVNA V2 Plus4
4GHz second generation NanoVNA vector network analyzer, our own design. The V2 Plus4 is the latest hardware version with 4″ display, aluminum ca… Read more
Martin introduces two products from the BHi Range
20W Modular Audio Power Amplifier – Parametric Equaliser – Optional BHi Dual Channel DSP Noise Cancelling and Bluetooth technology. Flex… Read more
The post Venus Technologies SW-3B QRP CW Transceiver Review appeared first on QRZ NOW – Ham Radio News.