Safety Instructions

ManualsBrandsOM Power ManualsElectronicsShort Wave Amplifier for Amateur Radio Service

53

7.9. Block Diagram of the OM40001 Power Amplifier

J1

J11

Rezerva

Supply

PWR

Output

Box IO

HV supplySW ONInput

Temp

J11

J2

board

Heating control

HV supplySW ON

K2

Bias

Supply

J2

J8

J7

J6

M3

M2

M1

J9

J8

J7

J6

J1

J3

J4

J2

J5

I/O BOX

ANT+BPF

CONTROL

PC

LAN

CI-V

TCVR

3

3

3

3

3

3

J5

CONTROL BOARD

DISPLAY

J4J3J2

J14

J10

J9

KEY IN

KEY OUT

LOADTUNE

J12

Ext.bl.

K2

K3Kl 8

Kl 7

K1

Kl 3

Kl 4

Kl 2

Kl 1

K1

J5

J8

TR2

TR1

AC24V

AC2

AC1

J9

J6 J1

Cover SW

OM 4001A Block diagram

Fuse

Blower

SW ON BOARD

HV SUPPLY

OUTPUT

AC 2

AC 1

INPUT

PWR METER

SCREEN BOARD

INPUT BOARD

2

1

J

1R0R9

2

1

J

1R0R8

2

3

2

1

2

1

56

2

1

56

7

5

4

3

2

X2

FU728f

2 1

12

7

5

4

3

2

X1

FU728f

1

2

21

21

2

1

1

4

5

3

1

2

1

2

212121

2

1

2

1

2

1

2

1

2

1

2

1

2

1

21

21

21

21

1

2

1

2

2 1

12

1

2

1

2

1