SYSTEM OVERVIEW

SYSTEM DESCRIPTION

 

A21A2

 

QB*

A8

 

D/A

QB* SOURCE

 

SOURCE LOCK / SIGNAL

10 MHz

 

 

 

CONTROL

P1 P2

 

SEPARATION CONTROL

 

 

 

A21A1

 

 

 

 

 

 

 

D/A

QB*

 

 

 

 

 

 

 

 

 

 

 

SOURCE

MAIN

 

 

P1 BIAS

P2 BIAS

 

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YIG/BIAS COIL DRIVER

 

 

COUPLER / BIAS TEE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.5 MHz

 

 

 

 

 

 

 

 

 

 

 

 

(LF BRIDGES

 

 

 

 

 

 

 

 

A3

 

10 MHz

 

 

A5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SWITCHED IF BW

 

YIG

 

 

 

IN 37217A

 

 

 

 

 

 

 

 

 

TEST A IF

IF SYNC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A/D

 

 

FM

-6MHz/V

 

AND BELOW)

 

 

 

 

 

 

 

 

 

 

 

10Hz-10KHz

 

 

2-20GHz

 

 

 

 

 

 

 

 

 

2.5M

 

 

 

 

 

 

DRIVER

 

 

 

 

 

 

 

 

 

 

 

 

80KHz

 

S/H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SWITCHED

SDM

XFER SWITCH**

 

 

 

 

 

 

SOURCE LOCK

 

 

 

SD

 

 

 

 

 

 

FILTER

(Above 20 GHz

0-70

 

 

 

 

 

 

(A4)

IRM

 

 

 

S/H

 

CTL

 

 

 

 

units only))

 

 

 

 

 

89MHz

SRD/SAMP/

 

CAL

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10 MHz

 

 

 

 

 

 

 

 

 

 

 

 

 

TA

BUFFAMP

 

 

 

 

 

 

A/D Bus

 

 

 

 

 

 

 

 

 

S

 

 

IF SYNC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F

OPTIONAL

 

SOURCE

 

 

TA

A4

2.5M

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

80KHz

 

S/H

 

 

 

 

13.5GHz LPF

 

 

 

REFERENCE A

TRACK

89MHz

 

REF IN

 

H

 

 

 

 

 

 

 

 

LVL

EXTENSION

 

(A2)

RA

 

 

 

 

 

 

 

Quiet Bus

 

8.4GHz LPF

 

 

 

 

 

 

RFF

 

 

 

SD

 

 

A/D

 

 

 

DET

 

 

 

 

S

RA

 

IRM

 

 

 

 

 

5.5GHz LPF

 

 

 

 

 

 

 

 

RA

 

 

 

 

S/H

 

 

 

 

 

 

 

OPTIONAL

 

 

 

 

 

 

 

CAL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.3GHz LPF

 

 

 

REFERENCE B

 

 

 

 

 

 

SOURCE

 

 

 

 

 

 

 

 

 

 

 

EXTENSION

 

 

 

89MHz

 

 

LOCK (A8)

 

IF SYNC

10 MHz

 

 

 

 

 

 

 

 

LVL

 

 

 

 

 

RB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DET

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

 

RB

 

LVL

 

80KHz

 

S/H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

x2

 

 

 

 

 

 

 

QB*

DET

QB*

 

 

 

 

 

 

 

F

 

 

 

 

89MHz

 

LVL

 

SD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TB

 

 

THR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S

 

 

DAC

 

 

 

S/H

 

 

 

 

 

DOWN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CONVERTER

 

 

 

 

0-40

 

 

 

 

A6

2.5M

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER

 

 

 

TEST B IF

 

 

 

 

 

109.89KHz

 

 

 

 

 

 

 

 

 

OPTIONAL

 

 

 

 

 

H

 

 

 

TO

 

 

 

 

 

 

 

 

 

AMP

 

 

 

 

 

 

 

 

10MHz

PS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYNC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IRM

 

 

 

 

SUPPLY

Analog Monitor±

 

 

 

 

 

 

 

 

 

COMB

 

 

 

 

CAL

 

 

 

80KHz

 

 

 

 

 

 

 

 

 

 

 

GENERATOR

 

 

 

 

 

10MHz

IF

IF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYNC

SYNC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6.3 GHz FFO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A21A2

A1

 

 

 

 

 

A2

A7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SOURCE 1ST LO

 

 

 

 

 

2ND LO

3RD LO

 

 

EXT 10M IN

 

 

 

CONTROL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HH POWER

 

25.0-272.5MHz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ALC

D/A

 

 

 

1HZ RES

 

 

 

 

 

EXT 10M OUT

 

 

 

 

 

 

357-536.5MHz

 

 

 

 

 

 

 

EXT

 

 

 

QB*

 

 

50KHz RES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10 MHz

 

 

 

 

 

 

 

 

 

 

H

CAL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

80KHz

 

INT

 

 

 

 

 

 

 

 

 

 

 

2.42MHz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10 MHz

 

 

 

 

 

 

 

 

 

25.0-272.5MHz

 

 

 

*Quiet Bus (from A14 101 PCB)

 

 

 

 

 

 

 

 

 

÷20

 

 

**Low Frequency Bridges for

 

 

 

 

 

 

 

 

 

1Hz RES

 

D/A

 

 

 

 

 

 

 

 

 

 

 

 

 

Models 37211A & 37217A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

÷2,4,8

 

 

 

 

±

 

 

 

 

 

1MHz

 

 

 

 

 

 

 

 

From A1-A8 and A21A1/A21A2 PCBs

 

 

FRAC

 

 

 

 

 

 

 

 

 

 

(Diagnostic Measurement Bus)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SIN

 

 

500K

 

 

10 MHz

÷10

÷K

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ROM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10 MHz

÷20

÷M

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

400K

÷125

QB*

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

207-403MHz

 

 

197-394M

10 MHz ÷25

÷121

 

* Quiet Bus (from A14 PCB)

 

 

 

 

 

 

 

 

 

** Low Frequency Bridges for Models 37311A and 37317A.

 

 

 

 

 

 

 

 

1Hz RES

 

 

 

 

 

 

 

 

 

2 BITS

1MHz RES

 

 

 

 

 

10 MHz

 

 

 

 

 

 

 

 

 

 

 

± From A1-A8 and A21A1/A21A2 PCBs

 

 

 

357-536.5MHz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50KHz RES

 

 

 

 

 

 

 

 

 

 

(Diagnostic Measurement Bus)

 

 

 

 

 

D/A

 

 

 

D/A

 

 

 

 

 

 

D/A

 

 

 

 

 

 

 

 

48.4MHz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

QB*

10 MHz

NCO

9-10MHz

SOURCE

 

 

 

 

 

 

 

QB*

 

 

1Hz RES

 

 

 

 

 

 

 

 

 

TRACK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A8)

 

 

 

 

 

QB*

** For Models 37377A and 37397A, see Figures 5-3 and 5-4

372XX17.CDR

Figure 7-2.Analog Subsystem Block Diagram

7-6

373XXA MM

Page 101
Image 101
Anritsu 373XXA manual System Overview System Description, Source

373XXA specifications

The Anritsu 373XXA series is a notable line of microwave and RF signal analyzers designed for comprehensive analysis and testing of various wireless communication technologies. These analyzers are specifically crafted to meet the demands of modern communication systems, making them ideal for engineers and technicians working in wireless research, development, and manufacturing.

One of the main features of the Anritsu 373XXA series is its wide frequency range, which typically spans from as low as 5 kHz to several GHz, accommodating a vast array of signal types and applications. This extensive frequency coverage allows users to test and validate all manner of systems, from LTE and 5G networks to satellite communications, yielding accurate and reliable measurement results.

The device employs advanced measurement technologies that provide in-depth analysis capabilities. Among these technologies is the ability to perform both time and frequency domain measurements, allowing users to visualize and diagnose signal integrity issues effectively. In addition, the 373XXA series incorporates vector signal analysis, which is crucial in evaluating complex modulated signals, commonly found in today’s sophisticated wireless communication protocols.

Another distinguishing characteristic of the Anritsu 373XXA is its user-friendly interface. It features a large, high-resolution display that enables easy navigation through the analyzer's functions and measurements. The intuitive design is further enhanced by customizable settings and measurement configurations that streamline the workflow, making it accessible for both novice and experienced users.

The 373XXA series also supports various digital and analog signal demodulation techniques, ensuring compatibility with an array of communication standards. Furthermore, users can benefit from its built-in signal generation capabilities, which allows for end-to-end testing of devices and systems under realistic operational conditions.

Portability is another key feature of the Anritsu 373XXA series. The compact design and lightweight structure facilitate easy transport, which is particularly advantageous for field applications where mobility is critical.

Overall, the Anritsu 373XXA series stands out as a versatile and powerful tool for professionals in the RF and microwave field, thanks to its extensive frequency range, advanced measurement technologies, user-friendly interface, and portability. Whether developing new wireless standards or troubleshooting existing systems, the 373XXA delivers precision and reliability essential for today’s dynamic communication landscape.