FS AMPLIFIER■ OPEN/SHORT tolerated 24 h/365 days continuous.
•Virtually Unlimited Survival Time!
•Even at Maximum Output Power!
■ 80MHz～1000MHz,250W(typ.) ＠3dB Comp.
APPLICATIONFSA080M102-5454R

EMC(Electromagnetic Compatibility)
Accelerator Application
Telecommunication Test and Measurement Application
Plasma, etc.

SPECIFICATIONS ＠＋25℃

OUTLINE DRAWING※IN MILLIMETERSFRONT VIEW

REAR VIEW

480440440
RF OUT

RF IN
EMERGENCY IN

OPERATE
ON/OFF

LOCAL

RESET

REMOTE

TEMP.
ALARM

Frequency Range: 80MHz ~ 1000MHz
Small Signal Gain
: ＋54.0dB (min.)
Gain Flatness: ±3.0dB (max.)
Output Power (CW)
80MHz～ 500MHz : 150W(min.) @1dB Comp.
500MHz～1000MHz : 120W(min.) @1dB Comp.
80MHz～1000MHz : 250W(typ.), 200W(min.) @3dB Comp.
Operation Mode
: Class AHarmonics: －20.0dBc (max.) @Po=150W
Spurious: －70.0dBc (max.) @Po=150W
Impedance: 50Ω
Input Return Loss
: 10.9dB (min.) ／ VSWR : 1.8 (max.)
Maximum RF Input Power : ＋3.0dBm
AC Supply Input: AC200V±15％／1φ, 50／60Hz, 1.7kVA(max.)
Operating Temperature:0℃ to ＋40℃
Storage Temperature: －15℃ to ＋65℃
Connectors: RF‐IN
N‐FEMALE @REAR PANEL
RF‐OUT N‐FEMALE @REAR PANEL
Size: (W)440mm×(D)700mm×(H)177mm(EIA:4U)*Excluding Projection
Weight: 37.0kg (typ.)
Cooling: Forced Air CoolingProtection Circuits: Over Temperature Protection
Power Supply Voltage Protection
Input Over Power Protection
Output Over Power Protection(@275W)
Output Over Reflected Power Protection(@250W)
Remote Interface: [Standard] GPIB (IEEE-488)[Optional] Ethernet, RS-232C
Other Functions: R&K FSA Circuits
Safety Interlock(EMERGENCY)

P.S.
ALARM

FWD OVER
ALARM

REF OVER
ALARM

EMERGENCY

GP-IB CONTROL

FSA
ON

15A

15A

FUSE

FUSE

GP-IB ADDRESS--++0 1177

ST-BY

ST-BY

LINE INPUT
AC200V，1Φ50/60Hz

POWER

FSA080M102-5454R
RF POWER AMPLIFIER
80MHz～1000MHz 54dB 250W

SIDE VIEW
776700TYPICAL PERFORMANCE (Temp @+25℃)
80

Small Signal Gain

10Input Return Loss

FWD LIMIT

54070

Output Power Linearity

55

Return Loss (dB)60
5040-1051-2050-304948-4030

100 200 300 400 500 600 700 800 900 1000

100 200 300 400 500 600 700 800 900 1000

Output Power @1dB Gain Comp.

Output Harmonics

Frequency (MHz)Frequency (MHz)058

Output Harmonics (dBc)56

Output Power (dBm)

52

54
52
50
48

100 200 300 400 500 600 700 800 900 1000

Frequency (MHz)-10

Output Power = 150W

-20

Harmonics
2nd
3rd
4th
5th

Output Power (dBm)

Gain (dB)

53

47
46
45
44
43
42-30-40

41
40

Frequency

39-50

38

-60

37

-70

36
100 200 300 400 500 600 700 800 900 1000

Frequency (MHz)

-20

80MHz
200MHz400MHz600MHz800MHz
1000MHz-18-16-14-12-10-8-6

Input Power (dBm)-4-20

R&K reserves the right to make changes in the specifications of or discontinue products at any time
without notice. R&K products shall not be used for or in connection with equipment that requires anextremely high level of reliability and safety such as aerospace uses or medical life support equipment.
Further, the export of R&K products from Japan may be subject to an export license by the governmentof Japan, based on Japan's "Foreign Exchange and Foreign Trade Law".

－1－

Released：Nov. 2021

RF POWER AMPLIFIER
Model:FSA080M102-5454R

TYPICAL PERFORMANCE (Temp @+25℃)
Group Delay25180

23135

2190

191715450-45

13-90

11-1309-180100200300

400500600

700

Phase

225

Phase (deg.)

Delay (nS)

27800

900

1000

100200300

Frequency (MHz)Noise Figure

1484

1382

12111098700

800

900

1000

787674
Output Power
80W
100W
125W
150W
200W

73
70

668540600

80780500AM modulation 80% followability86

AM modulation (%)

Noise Figure (dB)

15400

Frequency (MHz)

100

1000

200

300

400

500

600

700

800

900

Frequency (MHz)Frequency (MHz)Stability Test (8 hours)※5min/Square

210W →

Output Power

200W →
190W →

50℃ →Product Internal Temp.（Heatsink）

40℃ →Enviromental Temp.
（Air Inlet area of the Front Panel）

30℃ →
20℃ →

【Test condition】
・Frequency：200MHz・Measuring the time needed for the output stabilized after turning the OPERATE button onand starting RF input from a signal generator.
(Signal generator OUTPUT : -5.70dBm)
R&K reserves the right to make changes in the specifications of or discontinue products at any time
without notice. R&K products shall not be used for or in connection with equipment that requires anextremely high level of reliability and safety such as aerospace uses or medical life support equipment.
Further, the export of R&K products from Japan may be subject to an export license by the governmentof Japan, based on Japan's "Foreign Exchange and Foreign Trade Law".

－2－1000