R&S ZVA24, Service Manual

Page: 310 / 606

Repairs R&S ZVA
1177.5333.02 3.2 E-11
Block Diagram
See also Chapter 5, Annex and Drawings.
Fig. 3-1 Block diagram of the ZVA8, ZVA24, ZVA40, ZVA50 and ZVA67 two ports
With option direct generator/receiver access on port1,
options generator and receiver attenuator on port2.
RECEIVER
REF PORT 1
NETCON
ANALOG
1
NETCON
DIGITAL
1
GRAPHICS
DISPLAY
SYNTHESIZER
15 to 21MHz
POWER
SUPPLY
RECEIVER
MEAS PORT 1
RECEIVER
REF PORT 2
GENERATOR
(Doubler)
PORT 2
RECEIVER
MEAS PORT 2
GENERATOR
(Doubler)
PORT 1
FREQUENCY
REFERENCE OPTION
OCXO
ZVAB-B4
BRIDGE PORT 1 (ZVA8)
COUPLER PORT 1 (ZVA24, 40, 50, 67)
PORT 1
BRIDGE PORT 2 (ZVA8)
COUPLER PORT 2 (ZVA24, 40, 50, 67)
OPTION
GENERATOR
ATTENUATOR
OPTION
RECEIVER
ATTENUATOR