Home | About Us | Products | Services | Careers | Contact Us | Resources | Testimonials     Under Construction..   Click here to continue. Products » By Application » Counters » FC250 - 2.5GHz Hand-Held Frequency Counter   FC250 - 2.5GHz Hand-Held Frequency Counter " Hand-held and battery operated " Measures frequencies to 2.5GHz in 3 measurement ranges " Large 8 digit LCD display " High sensitivity on all ranges " MIN/MAX/AVG functions " Relative frequency measurements " Period measurement " Auto power-off and data hold Specification Frequency Measurement Ranges CH A: 50MHz to 2500MHz CH B: 10MHz to 500MHz CH C: 10Hz to 10MHz Best Resolution 10MHz range: 0.1Hz 500MHz range: 10Hz 2500MHz range: 100Hz Frequency Accuracy ?(4PPM + 1d) Period Measurement (CH C only) 10Hz to 10MHz Input Sensitivity CH A (50MHz to 75MHz): ? 100mV RMS CH A (76MHz to 2500MHz): ? 50mV RMS CH B (10MHz to 35MHz): ? 120mV CH B (36MHz to 350MHz): ? 50mV CH B (351MHz to 450MHz): ? 120mV CH C: ?50mV Input Impedance CH A & B: 50W CH C: 1MW + 30pF Maximum Input V CH A & B: 5V P-P CH C: 250V P-P Input Coupling AC Input Connector BNC Timebase Frequency 4.194MHz quartz crystal Stability 0.1?C/?C General Specifications Operating Temperature 0 to 50?C at relative humidity of 90% or less Power (4) 1.5V AA batteries Power Consumption 105mA max Size 6.8" H x 3.1" W x 1.4" D Weight 12 oz Supplied Accessories Manual Optional Accessories Antenna, BNC Cable to Alligator clips, Carrying Case To request more information, please fill the form below. First Name: Last Name: Title: Company: Address: City: E-mail: Phone: - Comments: