MFJ Enterprises MFJ-870 User Manual

MFJ Enterprises, Inc.
300 Industrial Park Rd
Starkville, MS 39759 USA
MFJ-870 SWR & Power Meter Instruction Manual
This SWR & Power meter is a highly accurate RF meter for measuring Forward Power,
Reflected Power, and VSWR.
Main Features:
• Large meter display for easy reading.
• Forward RF power readings, switchable to indicate either average power of Peak
Envelop Power (PEP) for SSB and AM transmitters.
• Reflected RF power readings.
• VSWR ratios.
• Illuminated meter.
• Convenient control for easy operation.
Model MFJ-870
Frequency Range 1.6 - 60 MHz
Power Range 1W to 3KW
Power Scale 30W, 300W, 3KW
Maximum Power 3KW (up to 1 minunte maximum)
Accuracy +/- 10% (AVG)
VSWR Min Power required = 3 Watt for F.S.D.
Input/Output Impedance 50 Ohms
Input/Output Connectors SO-239
Dimensions (W/H/D) in 7.5 X 4.25 X 3
Weight (lbs) 1 lb 11oz
Accessories Instruction Manual & Lead wire with DC Plug
Front Panel

MFJ Enterprises MFJ-870 Specifications

General

Type	SWR/Wattmeter
Display Type	Analog Meter
Impedance	50 Ohms
Connectors	SO-239
Weight	1.5 lbs
SWR Range	1:1 to infinity
Meter Illumination	Yes
Accuracy	±5%