This item is a sophisticated high performance pulsed RF power amplifier designed specifically for NMR and MRI applications.  The amplifier is in excellent physical condition (cosmetically and electrically) and all work done by BPT will be warranted for 90 days from the time of purchase. 

This unit has been refurbished by BPT and looks and works like a new unit.  The amplifier will be fully tested prior to shipment and a complete test data package will be included along with a copy of the factory users manual containing details on:

• Setup
• Operation
• Troubleshooting
• Schematics, power supply and system level interconnects   

These items are scientific instruments and not applicable to any type of communications applications. 

If you have any questions, please ask.  All sales are final and we can not accept any returns.  The list price for a new comparative product is $19,990.00. 

Payment terms are company check, cash transfer or PayPal.

Complete specifications and manual are included.  Please contact us at Info@bptec.com for additional details or answers to any other questions.

BPT ships Internationally, inquire by email!

AMT 3435  (SN 006)

Electrical Specifications:

Frequency Range                                             10 - 130 MHz

Pulse power (min.) into 50 ohms                    2,000 W

CW power (max) into 50 ohms                       200 W

Linearity (±1 dB)                                               0 - 1,500 W

Gain                                                                    66 dB

Gain flatness                                                     +/- 4 dB

Input/Output impedance                                   50 ohms

Input VSWR                                                       < 2:1

Pulse width                                                        20 ms, (100 ms with long pulse option)

Duty cycle (max)                                                10%

Amplitude rise/fall time                                     250 ns

Amplitude droop                                                5% to rated pulse width

Noise figure                                                        11 dB

Output noise (blanked)                                      < 10 dB over thermal

Blanking delay                                                    < 1 µs on/off, TTL signal

Protection:

1.  Infinite VSWR at rated power

2.  Output overdrive

3.  Over duty cycle/pulse width

4.  Over temperature

Supplemental characteristics:

Connectors, rear panel:

1.  RF input: BNC (F)

2.  RF output: Type N (F)

3.  Noise blanking: BNC (F)

4.  Interface: 25 pin D(F), EMI filtered

Indicators, front panel:

1.  AC power on

2.  Power meter (pulse and CW)

3.  Over pulse width

4.  Over duty cycle

5.  Over temperature

6.  Overdrive, Fwd/Ref

7.  CW mode

System monitors -

1.  Forward/Reflected RF power

2.  Over pulse width/duty cycle

3.  DC power supply fault

4.  Thermal fault

Front panel controls -

1.  AC power (circuit breaker)

2.  Pulse width limit

3.  Duty cycle limit

Cooling                                                             Internal forced air

Operating temperature                                   +10 to 40°C

AC line voltage                                                208/230 VAC, ±10%, 47 - 63 Hz  (rear panel select)

AC power requirements                                1400 VA

Package                                                          Rack mount

Physical size                                                   8.75 x 19.0 x 22.0 (HWD, inches)

Net weight                                                       110 lb

Note:  3ll specification are typical unless otherwise specified.