FD252
The FD-252 digital frequency counter is designed for application that require a high frequency range. For that purpose the instrument is equipped, in addition to the 20 Hz-160 MHz input, a second input for measurement up to 2.4 GHz with an impedance of 50 Ohms.
| SPECIFICATIONS FD-252 | |
| FREQUENCY RANGE | 20 Hz to 160 MHz (input A) 100 MHz to 2.4 GHz (input B) |
| INPUT IMPEDANCE | 1 MΩ // 35 pF (input A) 50 Ω (input B) |
| MAXIMUM INPUT VOLTAGE | 250 V AC to 100 kHz (input A) 100 V DC or peak AC (50 Hz) RF + 18 dBm (input B) |
