AE Techron 7228 Power Amplifier DC – 1 MHz 1000W

Description

AE Techron 7228 Power Amplifier DC – 1 MHz 1000W is DC-enabled unit that provides advanced protection and exceptional versatility. It features a DC to 1 MHz bandwidth and improved performance at frequencies above 100 kHz. In continuous operation, a 7228 can provide up to four times the output power of the 7224 at frequencies above 100 kHz. If more current or power is needed, amplifiers can be combined in series or parallel and operate as a single system.

The 7228 is typically used to create waveforms as required by a variety of EMC standards for DC powered electronics like FMC 1278, DO-160, and MIL STD 461. It can also be used as a gradient amplifier for very small bore, high-gain MRI and NMR systems.

 

MODEL SERIES OVERVIEW

7220-series Audio-bandwidth EMC Amplifiers DC – 1 MHz 1000W for Conducted and Radiated Immunity Testing

Features

  • Up to 1000 watts RMS power output
  • Small signal response up to 1 MHz
  • Up to 16A at 13.5 VDC
  • Can be used to create series or parallel systems for up to 3 times the voltage or 4 times the current output
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Specifications

Frequency Response DC – 1 MHz (1 watt): ±3 dB
Slew Rate 100 V/μSec
Residual Noise
10 Hz to 500 kHz 900 μV (0.90 mV)
10 Hz to 80 kHz 450 μV (0.45 mV)
Signal-to-Noise Ratio
10 Hz – 30 kHz –109.5 dB
10 Hz – 80 kHz –106.3 dB
10 Hz – 500 kHz –100.5 dB
Unit to Unit Phase Error ±0.1 degrees at 60 Hz
THD (DC – 30 kHz) <0.1%
Output Offset
With DC Servo Off Less than ±5 mVDC
With DC Servo On Less than ±400 μV
DC Drift (after 20 minutes of operation)
With DC Servo Off Less than ±1.5 mVDC
With DC Servo On Less than ±200 μV
Output Impedance 5.3 mOhm in Series with 0.95 μH
Phase Response (10 Hz – 10 kHz) 0 to –5 degrees plus 750 nsec propagation delay
Input Characteristics
Balanced with ground Three terminal barrier block connector, 20k ohm differential
Unbalanced BNC connector, 10k ohm single ended
Gain (variable or fixed)
Voltage Mode 20 volts/volt
Current Mode 5 amperes/volt
Gain Linearity (over input signal, from 0.2V to 5V)
DC 0.05%
AC 0.15%
Max Input Voltage ±10V, balanced or unbalanced
Display, Control, Status, I/O
Front Panel LED Displays indicate Ready, Standby, Fault, Over Temp, Over Voltage, Overload
Soft Touch Switches for Run, Stop, Reset
Gain Control, when enabled Voltage gain adjustable from 20 to 0
On/Off Breaker
Back Panel Power Connection 25 Amp IEC (with retention latch)
Signal Output Three-position terminal strip (OUTPUT/COM/CHASSIS

GROUND); resistor between COM and CHASSIS GROUND

terminals is a 2.7-ohm, 2W, 5%, metal-oxide resistor

Signal Input User-selectable BNC or Barrier Strip, Balanced or Unbalanced
Communication Capabilities
Current Monitor 5A/V ± 1%; 2.5A/V ± 1% (differential configuration)
Reporting Run/Standby Status, System Fault, Over Temp, Over Voltage, Over Load
Remote Control via Interlock Connector Blanking, Force to Standby, Reset after a Fault, DC Block, DC Servo, Control Mode, Bi-level Mode, Power Supply Rail Mode, Balanced/Unbalanced Input Signal, Series/Parallel Mode, Low Pass Filter, Signal Ground, Current Limit
Physical Characteristics
Chassis The Amplifier is designed for stand- alone or rack-mounted operation. The Chassis is black aluminum with a powder coat finish. The unit occupies two EIA 19-inch-wide units
Weight 41 lbs (18.6 kg), Shipping 51 lbs (23.2 kg)
AC Power Single phase, 120 VAC, 60 Hz, 20A service; (220-240 VAC, 50-60 Hz, 10A service model available)
Operating Temperature 10°C to 50°C (50°F to 122°F), maximum output Power de-rated above 30°C (86°F).)
Humidity 70% or less, non-condensing
Cooling Forced air cooling from front to back through removable Filters.
Airflow 180CFM
Dimensions 19 in. x 22.75 in. x 3.5 in. (48.3 cm x 57.8 cm x 8.9 cm)
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