SSB Receive Filter Bandwidth
Technician question pool item T4B09 (2018-2022) raises the issue of filters for receiving single sideband signals: T4B09: Which of the…
Ham Radio School Articles
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FM Bandwidth
The Technician question pool (2022-2026) asks you to identify FM bandwidth: T8A09: What is the approximate bandwidth of a VHF…
Understanding Single Sideband (SSB)
A new Technician Class operator is likely to get started in ham radio with VHF and UHF phone operations using…
Single Sideband Advantages (G2A06)
A question in the 2019-2023 General License question pool inquires about the advantages of SSB on the HF bands. This…
SSB Transmit Power: Audio Required!
Recently, I was talking with a new ham about a problem he was experiencing when trying to “tune up” his…
The Heterodyne Receiver: Frequency Mixing and the Intermediate Frequency
The challenge faced by a radio receiver after snagging a desired radio frequency (RF) signal is to extract the audio…
VHF Multi-mode Transceiver
A previous Technician question pool item inquired about using a multimode transceiver for weak-signal communications on the VHF bands, such…
Tech Bands Over-the-Horizon Propagation (T3C04)
Question pool item T3C04 (2018-2022) asks: Which of the following propagation types is most commonly associated with occasional strong over-the-horizon…
Repeater Offsets in 2-meter band (T2A01)
Question pool item T2A01 in the 2018-2022 Technician pool asks: Which of the following is a common repeater frequency offset…
FM Repeaters -- An Introduction
Operating on VHF/UHF FM repeaters is one of the most popular activities in amateur radio. For the new ham, FM…
