The F-14A measures currents on 50 Hz, 60 Hz, and 400 Hz power lines. Its
useable frequency range is 10Hz to 500 kHz. The F-14A can operate up to
400 amperes of DC – 400 Hz without altering its transfer impedance.

Specifications
Frequency: 10 Hz – 500 kHz
Internal diameter: 67 mm
External diameter: 142 mm
Height: 53 mm
ZtΩ1: 0.12
dBΩ1: -18.5
Connector: Type-N
DC to 400 MHz: 400 amperes
RF(CW): 25 amperes
Peak Pulse Current2: 500 amperes
1: Probe calibrated with 50 Ω + j0Ω Load Impedance.
2: Depends upon the pulse width and pulse rep. rate.