For example: Agilent E4440A or Anritsu 68369
Amplifiers
RF Amplifiers
Ophir 5174
RF Amplifier 1 GHz - 3 GHz, 100 W , 51 dB Gain, +/- 2 dB p-p flatness.
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Manufacturer: Ophir
Instruments for Industry 5300
Wideband Amplifier. 0.01MHz -250 MHz, 15 W
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Manufacturer: Instruments for Industry