Decibels (dB) can be slightly confusing. Here is a simple short video explaining. Callum.
Antenna
Log Periodic Antennas – “ARRL The Doctor is In” podcast. Listen…and learn!
These directional antennas may look like Yagis, but they are quite different. The Doctor explains! Read more
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InnovAntennas ‘Big Gun’ arrays
InnovAntennas continue to supply the World’s top DX’ers with large antenna systems with over 55% of sales being into the USA and 10% into… Read more
Kite antenna for 160-10m – Oceania DX Contest
“Testing a kite antenna for HF during the Oceania DX Phone Contest on Oct 3, 2010 at Tania Park, Balgowlah Heights, Sydney. The Rokkaku kite eas… Read more
Review of Bilal Isotron 20m Single Band Antenna
More than one Oggie has suggested I review the Bilal Isotron 20m Single Band Antenna Solve Virtually Any Restricted Space Problem – 40 Meter Iso… Read more
Portable 2 element 6m beam
Over the years we have been asked numerous times for a really lightweight portable 6m beam. Building on over a decade of experience making and marketi… Read more
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Review
The Most Advanced DMR & 4G LTE Radio – RFinder B1
The Most Advanced DMR & 4G LTE Radio – RFinder B1 The RFinder B1 is the most advanced Dual Band (VHF/UHF) DMR Transceiver combined with an e… Read more
Jim, W6LG, Shows an Electrical Plug After It Failed
Jim shows what happened to an electrical plug after it developed a loose screw. Read more
The New ICOM IC-7610 in operation
Opening and making a QSO with the new ICOM IC-7610 from DX Engineering in Tallmadge Ohio to Grass Valley, California. Tim Duffy, K3LR using the IC-761… Read more
Icom IC-705 with the mAT-705 Portable Tuner
“Today I operate the Icom IC-705 at my hunting lease as a portable radio with an End Fed Random Wire antenna from Nelson Antennas, and the mAT-7… Read more
Icom IC-7300 vs Yaesu FT-991 80m SSB Comparison
Hear a comparison of the Icom IC-7300 vs Yaesu FT-991 on 80m SSB. Read more
Unbox Radioddity GD-55 and Baofeng DM-5R by KE0OG
“*NOTE* I take very seriously the comments about incompatibility between these radios and DMR repeaters. I will look into this closely. (Radiodd… Read more
How To Build An SWR / Relative Power Bridge – Part 1
I start building an SWR / Relative Power Bridge. This is a simple circuit. I show you how to wind the toroid coils. The circuit is based on Don Cantre… Read more
Equipment
STEMlab 122.88-16 SDR kit basic – REDPITAYA
REDPITAYA – Tailored for HF+50MHz SDR & other RF applications – Comes with two 16 bit ACDs 50 ohm inputs; 14 bit DACs 50 ohm outputs… Read more
LDG – AT-1000ProII – Antenna Tuner
LDG – AT-1000ProII – Antenna Tuner Building on the success of the AT-1000Pro, LDG Electronics has refined and expanded its flagship 1KW t… Read more
The Yaesu FT-891 | Specifications
Yaesu FT-891 HF/50MHz 100W All Mode Transceiver – FT-891 · Rugged construction in an ultra-compact body 6.1” x 2.0” x 8.6” (152 x 52 x… Read more
ACOM Company Tour. HF power amplifier production
ACOM Company Tour. HF power amplifier production – ACOM 1010, ACOM 1000, ACOM 700S, ACOM 1200S, ACOM 1010, ACOM 1500, ACOM 2100 and ACOM 2000A. Read more
LDG RT-600 Remote Tuner
LDG RT-600 LDG has announced the RT-600 remote tuner. The RT-600 is a 600 watt PEP coax in / coax out remote tuner designed to be placed near the feed… Read more
LNR LD-5 Transceiver
LNR LD-5 Transceiver Specifications: CW/SSB with VOX Control Speed-adjustable AGC in values 1 to 20 DSP Filtering Incl. (CW FROM 0 TO… Read more
PTRX-7300 Panorama Adaptor for the IC-7300
A panorama adapter for the IC-7300? What’s the point, you might ask, the IC-7300 has such a nice spectrum and waterfall display? Right, but unfo… Read more
ParaPro EQ20B-DSP
The new bhi ParaPro EQ20B-DSP features a 20W modular audio power amplifier with a parametric equaliser and bhi’s latest dual Channel DSP Noise Cancell… Read more
The post Fast Easy Guide to Decibels dB vs dBi in 6 Minutes appeared first on QRZ NOW – Ham Radio News.