Requires FCC license granted to local government or health agency (FCC Rules Part 90.242) or by National Telecommunications and Information Administration for federal government agency, or by US Military. Requires FCC Special Temporary Authority (STA) to operate at a power level above 10 watts.

• Output 500 watts, continuously adjustable.
• Power level presets: 3.
• Frequency range: 530kHz to 1710kHz.
• Output Impedance: 50 ohms unbalanced.
• Connector type: PL259.
• Modulator type: pulse duration modulation (PDM).
• Audio frequency response: +\- 0.5db, 30-10,000Hz .
• Power consumption: 600 watts at 500-watt 0% modulation; 900 watts at 500-watt 100% continuous sine wave modulation; 120 VAC.
• Remote control/monitor DB25 Connector.
• Mechanical and environmental specifications ambient temperature: -10o C to 50o C; humidity.
• Range 95% max.
• Size: 12.25” high x 19” wide x 20” deep.
• Weight 98 lbs.

• FCC certified for Travelers' Information (TIS) radio applications (Certification B7MTR-6000TIS-WB).
• Manufactured in the USA.
• 0-10 watt operation, Class D, duel output devices.
• Approved for military and federal agencies use on 510-530 kHz, 1610-1710 kHz - Certification J/F 12/07677.
• Synthesized frequency selection.
• Frequency stability: +/-20 Hz.
• Frequency range: 530 to 1710 kHz AM.
• 5000 Hz audio bandwidth with limiting.
• Power and audio control relays.
• Internal monitor speaker with volume control.
• 24V DC; power consumption 36 watts.
• 19” rack mount, 1 RU.

• Analog.
• Design:  passive, inline.
• Insertion loss: 0.15 dB maximum.
• Switch between forward and reflected power measurements.
•  Metering:  5, 20 and 200 watt scales.
• Peak envelope power and average power displays.
• UHF/SO239 connectors for antenna and transmitter coax.
• 50-ohm impedance.

• Browser-based (LAN/WAN) or local control program control.
• Local message selection via front panel control.
• File format: MP3, WAV, FLAAC, OGG; (64-128 kbps recommended).
• network (RJ-45 Port).
• Memory format: nonvolatile - no battery backup required.
• Currently playing message displayed on front panel LCD.
• Message loading via network upload or removable SD card.
• Memory storage size 32GB minimum.
• Message lengths: variable. Message playlists may be created and stored.
• Message order: continuous sequential message play-out based on user-determined order.
• Messages and playlists may also be triggered by HTML CGI commands.
• Audio inputs and outputs: 600 ohms; RCA jacks; unbalanced.
• Power: 120VAC/12VDC (2 watts); 150 ma @ 12VDC.
• 19” rack mount format; 1 RU.
• Dimensions: 19” W X 1.75” H X 10” D.

Optional Hybrid Audio Management System for Redundancy with a MGR.021 Voice Player and a DN.1201 Program Mixer  (Compare audio control methods.)

• Front panel menu with job-wheel setup.
• Performs AGC, 3-band compression, peak control and output filtering. Has user adjustments for compression, EQ, limiting and program density.
• DSP limiting offers tight peak control without clipping.
• USB connector enables fast firmware updates in the field.
• Distortion: less than 0.02% THD (proof mode).
• Noise: better than 72dB below the limited ceiling level measured through the appropriate de-emphasis network.
• Program lines: input – active-balanced XLR analog, -20dBu-+20dBu; output – ative-balanced XLR analog, -15dBu-+12dBu.
• Latency: 3.5 ms – 4.5 ms.
• Power requirement: 12VDC at 200 ma.
• Size and weight: 1.6” ”H x 5.5”W x 5.5”D (1U); 4 lbs.
• Rack space required: 1RU (1/3 space).

• Style: dynamic, handheld .
• Frequency response: 50-15,000 Hz.
• Pickup pattern: cardiod.
• Output connectors: mic = USB and XLR; headphones = 3.5 mm jack.
• Inclusions: desk stand, audio output cables.
• Switch: on/off slide switch.

Headphones:

• Frequency response: 18-22,000 Hz.
• Design: closed back, foldable.
• Earcups: padded.
• Output cable: 3 meters; ¼” stereo connector with 1/8” adapter.

• Power:  up to 270 watts carrier (1700 kHz)/100% modulation; up to 180 watts carrier (530 kHz)/100% modulation.
• Frequency range:  various versions of the antenna's design allow it to function on any frequency in the 470 to 1800 kHz operating range.
• Impedance:  10-20 ohms (typical) with 50' tip height and 25-50' radius groundplane (typical).
• Mounting format:  top of support structure [tower, mast or pole]. Lower 36” of antenna base clamps in insulator mounts which can be attached to a vertical support with a round or flat surface.
• Type:  center-loaded, bottom-fed vertical, whip-type antenna with adjustable 6- element capacitive top hat and adjustable vertical tuning section. Omni directional. Anodized aluminum finish. Guying ring included.
• Radiation efficiency range:  530 kHz; 54 mV/m/km - RF 1kW; 1700 kHz: 171 mV/m/km - RF 1kW.
• Audio bandwidth (2:1 SWR): 530 kHz: +/- 1.5 kHz; 1700 kHz +/- 5.5 kHz.
• Temperature endurance: -40°C to 85°C.
• Wind endurance:  greater than 100 MPH, unguyed. Greater than 140 MPH with the addition of guy lines (nonconductive only).
• Weight of the complete antenna varies with frequency. 30.5 lbs nominal.
• Mounts with insulators (2): 5.5 lbs total.
• Overall assembly: five sections plus capacitive hat. Length varies with frequency and tip extension. Typical: 32'. Assembly hardware. Outside diameter of vertical sections taper from 2.5” (lower) to 1.0” (upper). Capacitive hat spoke length varies with frequency.
• Recommended separation from buildings and structures: 100’ or equal to the height of the structure, whichever is greater.
• Includes stand-off mounts with insulators, feedline, matching transformer, lightning arrestor and grounding bus in weatherproof cabinets.
• RF exposure separation: 1 meter minimum recommended for both occupational and controlled environments.

• 32 elements.
• 25' radius.
• Radial wires:  14 AWG, stranded copper (19-27AWG strands per wire); insulated (black).
• Pigtail:  4 AWG; high flexibility stranded copper, (374-30 AWG strands); 5' length; insulated (black) with bare,  soldered termination.

• 100' length.
• RG8.

• Illustrated instruction manual.
• All wiring, connectors, mounts and hardware.
• Test equipment: the above-listed wattmeter and a dummy load for antenna tuning and system diagnosis.

• 110-volt AC, single-phase/50/60 Hz, less than 1 amp AC operating current (20-amp breaker).
• LAN/WAN network service.