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Hace 4 días · Range testing analog VHF radios in comparison to UHF
Hace 2 días · Normally VHF/UHF signals travel into space but the inversion effectively reduces sky wave radiation from a transmitter. With temperature inversion the signal is refracted over the horizon rather than continuing into outer space.
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Hace 4 días · Using your handheld, mobile or base transceiver or repeater will be pure enjoyment with Mirage VHF/UHF Amplifiers. They deliver the clean and crisp RF power you want. Order one for 6-Meters, 2-Meters or 70-cm from DX Engineering!
Hace 4 días · When considering a new all-band all-mode D-STAR equipped rig, keep these ICOM IC-7100 HF/VHF/UHF Base/Mobile Transceivers from DX Engineering in mind! Just look at these features! * All-mode operation: USB, LSB, CW, RTTY, AM, FM, WFM (Rx only) * Digital voice (DV) and data on VHF/UHF D-STAR.
Hace 5 días · The frequency band that a radio can operate within is called VHF (very high frequency), or UHF [ultra high frequency]. VHF operates between 136 and 174 MHz, while UHF operates between 400 and 512 MHz.
Hace 3 días · Local SDR receivers. Site location: Aigle, Switzerland - Locator: JN36lh - ASL: 417 m. SDR #1: VHF/UHF bands, RTL-SDR v3, 2m/70cm ham indoor whip antenna. SDR #2: LF/MF/HF bands, AirSpy Discovery HF+, YouLoop passive indoor antenna.
