Robert Research Radios
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12:11
Simultaneous 8-Band HF FT8 Ops
Robert Research Radios
456 views • 1 year ago
8:03
RTLSDR Mazda CX 5 TPMS
Robert Research Radios
879 views • 1 year ago
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CAS-4A Linear Satellite Voice Ops with Eggbeater Antennas
Robert Research Radios
976 views • 2 years ago
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FT4 Satellite Operations: My Setup + RS-44 Demo
Robert Research Radios
2K views • 2 years ago
13:11
Practical Use of the NanoVNA Time-Domain Reflectometer
Robert Research Radios
2.5K views • 2 years ago
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Spectrum Analyzer vs. VNA for Hobbyists: Replacing NanoVNA v2 Above 3GHz
Robert Research Radios
3.6K views • 2 years ago
4:44
NanoVNA V2: Non-Ideal Cal Kit Specs on Professional VNAs
Robert Research Radios
1.1K views • 3 years ago
5:05
Crosman 1377 Barrel-Mounted Picatinny Rail for Red Dot Installation
Robert Research Radios
23K views • 3 years ago
22:55
Dual Polarization RF Sensing Systems for Weather Radar Applications
Robert Research Radios
449 views • 3 years ago
10:38
Burning Paper with Alpha Radiation Sources (Polonium-210)
Robert Research Radios
2.2K views • 3 years ago
8:12
Icom IC-9700: Automated ISS SSTV Reception
Robert Research Radios
4.8K views • 3 years ago
3:32
New ISS FM Voice Crossband Repeater (V/U Mode) - Icom-9700 & M2 Eggbeater Sat Pack
Robert Research Radios
7.2K views • 3 years ago
4:26
ISS SSTV Pass 1809 UTC 08-05-2020 (FN20gf)
Robert Research Radios
204 views • 3 years ago
27:58
NanoVNA V2: Female Calibration Kit vs. Port Extensions
Robert Research Radios
6.7K views • 3 years ago
2:23
CHU HF Time Broadcast 2200 UTC 2020-07-31 (FN20)
Robert Research Radios
159 views • 3 years ago
16:54
137MHz Cross Yagi (Part 3) - APT Results: 52dB SNR 47.5deg NOAA-19 2151 UTC 7-26-2020 (FN20ff)
Robert Research Radios
1.1K views • 3 years ago
14:21
137MHz Cross Yagi (Part 2) - Construction, Wiring, & Tuning Details
Robert Research Radios
2.5K views • 3 years ago
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Satellite Eggbeater Antennas - DIY vs. M2 Antennas
Robert Research Radios
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Transit 5B-5 "Singing Satellite" Pass - 2243 UTC 7-5-2020 (FN20fe)
Robert Research Radios
1.3K views • 3 years ago
12:17
NOAA 9 Satellite Pass - 0843 UTC 7-3-2020 (FN20gf)
Robert Research Radios
228 views • 3 years ago
13:17
5.8GHz VSWR Measurements w/ Directional Coupler on a Budget
Robert Research Radios
2.7K views • 3 years ago
31:00
NOAA 15 & 18: APT Composite Construction with WXtoImg 2020-07-01 20:45 EDT (FN20gf)
Robert Research Radios
486 views • 3 years ago
21:52
NanoVNA V2: Measuring DIY Microstrip L-Band LNAs
Robert Research Radios
5.1K views • 3 years ago
15:18
NanoVNA V2: Measurements of an Active Device (SAWbird+ NOAA) with NanoVNA-QT
Robert Research Radios
3.3K views • 3 years ago
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NanoVNA V2: RTL-SDR.com FM Bandstop Filter Measurements via NanoVNA-QT
Robert Research Radios
4.2K views • 3 years ago
2:12
AM Broadcast Radio vs. Lightning from El Derecho: PTRX-7300 Panadapter & Airspy HF+
Robert Research Radios
197 views • 3 years ago
3:50
Spyserver & Russian Military Shortwave: "The Squeaky Wheel", "The Pip", and "The Buzzer" (UVB-76)
Robert Research Radios
448 views • 4 years ago
9:57
WEFAX Grayscale Satellite Image Decoding from HF Relay - PTRX-7300 Panadapter & Airspy HF+
Robert Research Radios
211 views • 4 years ago
9:40
NanoVNA V2: Rebuilding a Lodestar Variable Attenuator Switch Box
Robert Research Radios
2.2K views • 4 years ago
12:21
WEFAX Chart Decoding with PTRX-7300 Panadapter & Airspy HF+
Robert Research Radios
371 views • 4 years ago
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