Yaesu FT-840 Service Manual page 145

Specification
Type: Dynamic
Impedance: 160 0 ± 30% at
- 77dB
Sensitivity: at
Weight:
205g
+10
dB
0
dB
-10
dB
-20
dB
- 3 0
dB
20 50
Circuit Diagram
0 . 33u F
P . T . T
�
D W N
FT-840 Technical Supplement
lkHz
lkHz ( OdB = lV
/ µ bar )
MH-1
100 200
FREQUENCY(Hz)
- - - - A--- --,
B L A C K
GREEN
680ohms
o
B L U E
M H- 1 es Hand-held Microphons
es
500 1000 2000
WH I TE
R E D
ORAN GE
5000 10000 20000
Viewed From "A" Side