Liberty & Justice 1640
Neighborhood Progressive and Alternative Talk
Shirley Center, North Shirley, Woodsville

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Equipment, Signal Coverage, and Basic Facts

Frequencies: 1640 kHz AM and 95.1 mhz FM; 87.5 mhz FM; 97.9 mhz FM (temporary station)

Transmitter location: Acme Park, 154 Great Road, Shirley Center/North Shirley

Sign on dates: AM: April 4, 2008; 87.5 FM: November 2009; 95.1 FM: Spring 2011; 97.9 FM: Late September 2011

AM Effective Radiated Power: 100 milliwatts (1/10th of a watt) FCC Part 15 maximum power level.

AM Antenna: Home constructed 3 meter vertical, impedance matched with a base loaded tuning coil and elevated about 17 feet above ground level.


FM Antennas: Standard quarter wave with a 4 element ground plane, elevated 20 feet above ground. (97.9 - vertical dipole)

AM Transmitter: SStran Model AMT3000 assembled from kit.

FM Transmitters: CZH-05B, HLLY-TX01S

Coverage Area: 
The neighborhoods of North Shirley, Shirley Center, and Woodsville in the town of Shirley, Massachusetts. Maximum range is 2 miles, but more is possible using good DX equipment or car radio. (AM range is during daylight hours only in locations AWAY from power lines. See map below.) During the most ideal conditions (daytime - morning - winter - dry weather), the AM signal can be received on a high quality car radio at "hot spot" locations over three miles away.

Formats: 1640 AM & 95.1 FM - Alternative Talk (Populist Libertarian)
87.5 FM - Progressive Talk
97.9 FM - Political Protest / Occupy Wall Street movement
See our program schedule for a complete list of hosts and networks for each station.

Liberty & Justice 1640 Transmitter and Antennas
(with the Troubadour 1700 arrays in the background)
L to R: 1640 AM,  1700 AM, 89.3 FM, 87.5 FM
Liberty & Justice 1640 Signal Coverage
Liberty & Justice 1640 Transmitter and Antennas Darker shaded area is primary daytime AM coverage, primary FM coverage,
and full nighttime AM coverage.
Lighter shaded area is secondary (weak) daytime AM coverage
and secondary FM coverage.
Map reflects ideal (winter) conditions.


Troubadour 1700 signal coverage