KEYSIGHT TECHNOLOGIES
2 Channel 10Hz to 350MHz Universal Frequency Counter/Timer with LXI-C/LAN, USB, GPIB Connectivity
KEYSIGHT TECHNOLOGIES
Two Channel Universal Frequency Counter with 12 Digits/sec Resolution and 350MHz Input Channel
TEKTRONIX
3 Input Channel 300MHz Timer Counter with 100ps Single Shot Resolution and USB Connectivity
TEKTRONIX
频率计数器, 400MHZ, 0.001HZ至400MHZ, 12 位, 25 MVRMS, FCA3100系列