The OM-77 is a CATV surge protector. It can cut off transmission-line voltage and current to prevent the surgy voltage , current or struck by lightning to protect the indoor equipment , example : wall socket , CATV tuner , and television.

• Waterproof
• Low Loss
• High Insulation Resistance
• Stainless Base
• Circular Formative

Model	Frequency Range (MHz)	Insertion Loss (dB)		Input/Output Impedance (ohms)	VSWR		Insulation Resistance (ohms)	Dielectric Strength	Net Weight
		10-450 MHz	470-780 MHz		10-450 MHz	470-780 MHz
OM-77	10-780	0.5	1.0	75	1.2-1.5	1.5-1.7	1000M(Min.)	AC 1000V (1 Minute)	100g