Amplifier Research 600A225 RF Amplifier 10 kHz – 225 MHz 600W

Description

Amplifier Research 600A225 is a self-contained, air-cooled, broadband, completely solid state amplifier designed for applications where instantaneous bandwidth and high gain are required. Push-pull LDMOS circuitry is utilized in all high power stages in the interest of lowering distortion and improving stability.

The Model 600A225, when used with an RF sweep generator, will provide a minimum of 600 watts of swept power.

The Model 600A225 is equipped with a Digital Control Panel (DCP) which provides both local and remote control of the amplifier. The DCP uses a 3.75 inch diagonal graphic display, menu assigned softkeys, a single rotary knob, and four dedicated switches to offer extensive control and status reporting capability. The display provides operational presentation of Forward Power and Reflected Power plus control status and reports of internal amplifier status.

Special features include a gain control, forward RF sample port, and a reflective RF sample port for precise power measurements.

All amplifier control functions and status indications are available remotely in GPIB/IEEE-488, RS-232 and USB format. The bus interface connectors are located on the back panel and positive control of local or remote operation is assured by a keylock on the front panel of the amplifier. High efficiency universal input, power factor corrected switching power supplies provides DC to all internal subassemblies.

Housed in a stylish, contemporary enclosure, the Model 600A225 provides readily available RF power for typical applications such as RF susceptibility testing, antenna and component testing, watt meter calibration, particle accelerators, plasma generation, communications and use as a driver for higher power amplifiers.

 

Features

  • Solid state
  • Broadband
  • Air cooled
  • DCP – Digital Control Panel
  • Gain control
  • Push-pull circuitry
  • Mismatch tolerant
  • Modulation capability
  • RF connector – Type N
  • RF output level protection
  • Interface – IEEE-488, RS-232 & USB

 

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Specifications

RATED POWER OUTPUT

600 watts

INPUT FOR RATED OUTPUT

1.0 milliwatt maximum

POWER OUTPUT @ 3dB COMPRESSION

Nominal

600 watts

Minimum

550 watts

POWER OUTPUT @ 1dB COMPRESSION

Nominal

550 watts

Minimum

400 watts

FLATNESS

±2.5 dB maximum

FREQUENCY RESPONSE

10 kHz-225 MHz instantaneously

GAIN (at maximum setting)

58 dB minimum

GAIN ADJUSTMENT (Continuous Range)

20 dB minimum

INPUT IMPEDANCE

50 ohms, VSWR 1.5:1 maximum

OUTPUT IMPEDANCE

50 ohms, nominal

MISMATCH TOLERANCE

100% of rated power without foldback up to 6.0:1 mismatch above which may limit 300 watts reflected power. Will operate without damage or oscillation with any magnitude and phase of source and load impedance.

MODULATION CAPABILITY

Will faithfully reproduce AM, FM, or pulse modulation appearing on the input signal

HARMONIC DISTORTION

Minus 20 dBc maximum at 400 watts

THIRD ORDER INTERCEPT POINT

65 dBm typical

RF POWER DISPLAY

0-750 watts full scale

PRIMARY POWER

180-264 VAC

43-63 Hz

2500 watts maximum @ 0.99 P.F. typical

REMOTE INTERFACES

IEEE-488, RS-232 & USB

CONNECTORS

RF

Type N female on front panel

Forward Sample

BNC female on front panel (coupling factor 60 dB typical; data supplied)

Reverse Sample

BNC female on front panel (coupling factor 60 dB typical)

REMOTE CONTROL

IEEE-488

24 pin female

RS-232

9 pin Subminiature D (female)

USB

Type B female

SAFETY INTERLOCK

15 pin subminiature D

COOLING

Forced air (self contained fans)

SIZE (W x H x D)

50.3 x 34 x 56.9 cm, 19.8 x 13.4 x 22 in.

WEIGHT 

45.8 kg (101 lb)

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