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.
Manufacturer: Ophir
Instruments for Industry 5300
Wideband Amplifier. 0.01MHz -250 MHz, 15 W
Manufacturer: Instruments for Industry