144 MHz preamplifier with BF981
2.9
(28 votes)
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Description
Design of a preamplifier for 144 MHz with 1 dB NF and 23 dB gain using BF981. This amplifier is using a low cost silicon MOSFET (BF981 from Philips) to give more than 20 dB gain with around 1 dB noise figure on 2 meter.
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2.9
28 votes
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