What deviation is used on the 220 MHz and 70 Cm bands? Thanks!
T tvengr Well Known Member Joined Feb 10, 2019 Messages 10,701 Location Baltimore County, MD Jan 3, 2025 #1 What deviation is used on the 220 MHz and 70 Cm bands? Thanks!
K kf8yk Member Joined May 3, 2003 Messages 788 Jan 3, 2025 #2 For analog FM 5 kHz deviation is the most common with a few users using narrowband at 2.5 kHz deviation.
For analog FM 5 kHz deviation is the most common with a few users using narrowband at 2.5 kHz deviation.
T tvengr Well Known Member Joined Feb 10, 2019 Messages 10,701 Location Baltimore County, MD Jan 3, 2025 #3 Thank you very much!
E Echo4Thirty Active Member Premium Subscriber Joined Oct 6, 2021 Messages 936 Location Spring,TX Jan 3, 2025 #4 220 Amateur is typically 5kHz, 230 commerical is 2.5 kHz. That said, a lot of users are using commercial radios and may be limited to 2.5 kHz in the amateur band as well.
220 Amateur is typically 5kHz, 230 commerical is 2.5 kHz. That said, a lot of users are using commercial radios and may be limited to 2.5 kHz in the amateur band as well.
T tvengr Well Known Member Joined Feb 10, 2019 Messages 10,701 Location Baltimore County, MD Jan 3, 2025 #5 Thank you! It is probably better set a scanner to FM (5KHz) to avoid distortion for the wide band transmissions.
Thank you! It is probably better set a scanner to FM (5KHz) to avoid distortion for the wide band transmissions.
