Features

• Wide measuring range up to 3.5GHz
• Bright nine digit LED display
• Period mode for accurate low frequency measurement
• Totalize mode permits counting of individual events
• Accurate TCXO time base

Specifications

• Range: 0.1 Hz - 3.5 GHz
• Time Base Stability: ±1ppm
• No. of Digits: 9
• Remote Interface: RS232
• AC Input: 115/230 V (50/60 Hz)
• Weight: 5.5 lbs (2.5 kg)
• Dimensions (W x H x D): 9.4” x 3.5” x 10.6” (239 x 89 x 269 mm)

The 1856D is a 3.5 GHz frequency counter from BK Precision. A self-­test mode is also provided for a quick check of several facets of operation. Each operating mode can be selected by front panel push button switches with automatic decimal points and indicators. The high accuracy, sensitivity and versatility of this counter make it an extremely valuable instrument to scientists, engineers, experimenters and communications technicians.