MFJ MFJ-886 User Manual

MFJ-886

886 frequency counter is a compact, pocket sized test instrument, designed for

Frequency Counter
Instruction Manual

Introduction

The MFJ­ease of use and dependable performance.

This manual is intended to help those who have never used a frequency counter get
started as quickly as possible. For those users familiar with test and measurement
equipment, complete specifications and a detailed description of operation controls is
included.

Features

• 50 ohm input for full range 1 MHz to 3 GHz coverage.

• High Speed 300 MHz direct count with 0.1 Hz per second resolution.

• 10 digit LCD display.

• Ultra sensitive synchronous detector bar graph of RF signal strength.

• Low power consumption 6 hour NiCd battery operation.

• Low battery indicator.

• Hold switch locks display.

• Supplied with telescoping whip antenna and AC wall adaptor.

SPECIFICATIONS

Input Sensitivity (Typical)

Amplifier 50 ohm
Impedance 50 ohm, VSWR<2:1
Range 1 MHz - 3 GHz
Sensitivity <0.8 mV @ 100 MHz

Maximum Input 15 dBm

Frequency Display Resolution

Range Gate Time LSD Sample Display
300 MHz 0.0625 Sec 10 Hz 300.00000 MHz

0.25 Sec 1 Hz 300.000000 MHz
1 Sec 1 Hz 300.000000 MHz
4 Sec 0.1 Hz 300.000000 MHz

3 GHz 0.0625 Sec 1000 Hz 3000.000 MHz

0.25 Sec 100 Hz 3000.0000 MHz
1 Sec 10 Hz 3000.00000 MHz
4 Sec 10 Hz 3000.00000 MHz

<7 mV @ 300 MHz
<6 mV @ 1 GHz
<100 mV @ 2.4 GHz

RF Signal Strength Bargraph

Frequency 1st Segment Full Scale

27 MHz 7 mV
150 MHz 5 mV
800 MHz 10 mV

Stamped aluminum with black anodized finish.
10 digit Liquid Crystal Display.

3.15” H X 2.7” W X 1.22” D
210g
Internal 4 AA 600 mAH NiCd battery pack.

9 VDC, 300 mA wall plug adapter.

-base: <1 PPM typ. at room temp.

100 mV

90 mV

200 mV

TCH

in more digits displayed.

-886 frequency counter can operate for several hours from fully charged

Caution

at you