JVC RX-D201 - Page 19

Bootstrap Voltage USE THE DC CLAMPER
Bootstrap Voltage
The additional
higher positive
voltage added to
the low DC voltage
Averag
e
+0v
INPUT
AVERAGE
DC 30V
OUTPUT
AVERAGE DC
1. Capacitor coupling block out the input DC level.
2. The DC clamper recovers the DC level at output. *
3. The DC clamper adds DC level to the output.
Averag
e
+30v
* In fact it is about +29.3v due to diode forward bias drop.
0V
Averag
e
+30v
29.3V
Averag
e
+42v
12v
42V
+
12v
-