Contents

Overview

MK-76 is the most compact GPS antenna available on the current market. The device's state-of-the-art technology allows for miniature without compromising its performance. With good coverage almost all the way to the horizon, it performs excellently in foliage or urban canyon environment -- even in the presence of electromagnetic interference!

Featuring diminutive and rugged enclosure and unparalleled performance, MK-76 is compatible with almost every GPS receiver model on the markets and provides an excellent alternative for a vast range of GPS applications including AVL, Vehicle Navigation, Aviation, and Military.

Features

• Diminutive & rugged construction allows for military and other applications demanding high degree of confidentiality.
• Ultra-high sensitivity.
• Module board available for embedded applications.
• Various colors upon request.
• Ideal for PDA, HPC, and other computing devices in GPS applications.
• Fully weatherproof.
• Excellent temperature stability.

Applications

• Car Navigation
• AVL
• Vehicle Tracking
• Weather Balloon
• Security Surveillance
• External Antenna for Handheld
• Avionics GPS Antenna
• External Antenna for Battery-Operated Handheld Receivers

Specification

Physical Construction:

• Constructions: Polycarbonate radome / metal base
• Dimension: 33.95mm(L) x 25.20mm(W) x 10.60mm(H)
• Weight: 30grams (less cable & connector)
• Color of Radome: Standard in dark gray, other colors available upon request
• Standard Mounting: Magnet or screw mount

Antenna Element:

• Center Frequency: 1575.42 MHz +/- 1.023MHz
• Polarization: R.H.C.P.
• Absolute Gain @ Zenith: +5 dBi typical.
• Gain @ 10^o Elevation: -1 dBi typical.
• Axial Ratio: 3dBi max.
• Output VSWR: 1.5 max.
• Output Impedance: 50 Ω

Low Noise Amplifier:

• Center Frequency: 1575.42MHz +/- 1.023 MHz
• Power Gain: 28 dB typically
• Bandwidth: 2 MHz min.
• Noise Figure: 1.5 max.
• Outer Band Attenuation: 20dB min. @ FO +/- 50MHz
• Supply Voltages: +2.5 ~ 5.5V DC
• Current Consumption: 12 mA +/-2 mA
• VSWR: 1.5 max.
• Output Impedance: 50 Ω

Cable & Connector:

• RF Cable: 3 meter RG174/U (standard)
• Pulling Strength: 6 kg. /5sec with molded connector
• Connector Available: BNC, TNC, FME( to be adapted), GT5, MCX(OSX), SMA, SMB or SMC in straight or right angle type
• Optional Adapters: FME~MCX, FME~BNC, MFE~SMA, FME~SMB, FME~TNC

Overall Performance: (antenna element, LNA & coax cable)

• Center Frequency: 1575.42 MHz.
• Gain: 26dB min.
• Noise Figure: 2.0 max.
• Bandwidth: 2 MHz min.
• Axial Ratio: 3 dB max.
• VSWR: 1.5 max.
• Output Impedance: 50 Ω

Environmental Condition:

• Operating Temperature: -30^oC ~ +85^oC
• Storage Temperature: -40^oC~ +90^oC.
• Relative Humidity: 95% non-condensing.
• Water Resistance: 100% waterproof.