Transistor Biasing And Operating Characteristics - HP 608E Operating And Service Manual

Sectlon V
Mode1608E/F
A. TRANSISTOR BIASING
DEVICE SYMBOL
CUT OFF CONDUCTING
PLATE +200\1
+200\1
VACUUM TUBE
GRIO~
-
,5V
-EP
-,v-rR
CATHODE
COLLECTOR +20\1 +20'1
' A S E - ( )
~q
MAIN
N P N TRANSISTOR
ov~
+.3'1 VURRENT
10R-)
=
CONTR~
EMITTER CURRENT
=
COLLECTOR
-20'1
-20V
' A S ' - ( )
~q
MAIN
P N P TRANSISTOR
ov(>
-.3"\1 yRRENT
(ORt)
=
:ONTR00
EMITTER
CURRENT
=
B. AMPLIFIER CHARACTERISTICS
CHARACTERISTIC
CONMON CONNON CONNON
BASE
ENITTER COLLECTOR
INPUT Z
30-500
500-15000 20-500K
n
OUTPUTZ
3OO-500K 0
3O-5OK
n
50-1000
n
VOLTAGE GAIN 500-1500
300-1000
<I
-CURRENT GAIN
<I
25-50 25-50
POWER GAIN
20-30dB
25-40 dB 1O-20dB
-15V
-1!5V
-15V
r;
OUTPUT
f:-
INPUT
l
~J)
OUTPUT
INPUT
~
INPUT '-:::
'-1/
~
OUTPUT
~
~
Figure 5-22, Transistor Biasing and Operating Characteristics
5-24
)