UHF (70cm) PA
Hi
Got a pair of MRF648 and would like to build a 100W 70cm PA running at
13,8V.
I have been looking for constructions/idéeas on Google without luck.
Anybody able to help me?
If You got an article i can use, please mail it to me: bv(--at..)
mailme.dk
MRF648 data:
DESCRIPTION:
The ASI MRF648 is Designed for
12.5 V UHF large signal amplifier
applications up to 512 MHz.
FEATURES:
.. Internal Input Matching Network
.. PG = 4.4 dB at 60 W/470 MHz
.. OmnigoldT Metalization System
MAXIMUM RATINGS
IC 11 A
VCBO 36 V
VCEO 16 V
VEBO 4.0 V
PDISS 175 W @ TC = 25 °C
TJ -65 °C to +200 °C
TSTG -65 °C to +150 °C
?JC 1.0 °C/W
73 de OZ1BV, Brian
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