FM Drive Through System (Large Area)

FM T55 WC2

With current rules and regulations on social distancing, attending group gatherings like church, public assemblies, or classes can be difficult. The drive through system will allow people to attend religious services and other gatherings in the safety of their own car using their own smart phone or tablet.

The Drive Through System includes the Williams AV FM+ transmitter which allows for an unlimited number of FM listeners within a 1,000 foot range using a dedicated FM receiver.  The FM+ system simultaneously delivery WiFi audio transmission enabling people to listen to services on their own smart phone or tablet.  The WiFi transmissions supports up to 200 connected listeners within a 200 foot range.

On WiFi, there can be up to 200 connected listeners within a 350 foot range. On FM, there can be an unlimited number of listeners within a 1000 foot range.

This is for a large area of coverage.

Description

With current rules and regulations on social distancing, attending group gatherings like church, public assemblies, or classes can be difficult. The drive through system will allow people to attend religious services and other gatherings in the safety of their own car using their own smart phone or tablet.

The Drive Through System includes the Williams AV FM+ transmitter which allows for an unlimited number of FM listeners within a 1,000 foot range using a dedicated FM receiver.  The FM+ system simultaneously delivery WiFi audio transmission enabling people to listen to services on their own smart phone or tablet.  The WiFi transmissions supports up to 200 connected listeners within a 200 foot range.

On WiFi, there can be up to 200 connected listeners within a 350 foot range. On FM, there can be an unlimited number of listeners within a 1000 foot range.

This is for a large area of coverage.

System Includes

1 – FM+ Transmitter
2 – Ruckus Unleashed Outdoor Wireless Access Points
1 – Cisco Router
2 – Folding Stands for Access Points
1 – Microphone with XLR Cable
1 – Carry Case CCS 042

FM T55

Note: The FM + connects to the installation location's Wi-Fi Network. It does not provide a network on its own. The Wi-Fi network will need to be installed and established before the FM + can be used.
Dimensions 8.45" W x 8.25" D x 1.72"H (21.5 cm x 21 cm x 4.4 cm)
Weight Transmitter: 3.2 lbs (1.45 kg)
Color Black/Silver with silver legends on the front, white legends on the back
Rack Mount Standard 19” Rack, one EIA rack space high, 1/2 space wide 1–2 units can be mounted in a single rack space with optional RPK 005 (single) or RPK 006 (double) Rack Mount Kits
Power Supply Desktop Style Transformer (TFP 062); Input: 100-240 VAC, 50/60 Hz. IEC Line Cord; Output: 24 VDC, 750 mA, 18W. 2.5mm ID center positive barrel connector
Power ON Indicator Push On/Push Off latching power button, backlit green indicates power ON, backlight off indicates power OFF, fading from bright to dark indicates Sleep Mode.
Temperature Range Operating: +32° F to +122° F (0° C to 50° C); Storage: -4° F to +158° F (-20° C to 70° C)
User Interface 3.12” High Resolution OLED display with selections via buttons. Hosted Web page. Remote control and monitoring.
Dante Only available on FM T55 D
Ethernet RJ-45 on back of unit supports CAT 5e cable lengths up to 328 feet (100 meters); 10/100 Base-T IEEE 802.3 compliant, unique MAC address
RF Section
Operating Frequencies 72.1-75.9 MHz , 17 wideband channels (selectable)
Frequency Accuracy ± 2 ppm stability, 0-50˚ C
Deviation ± 75 kHz maximum
Pre-Emphasis 75 microsec
RF Field Strength Does not exceed 80 mV/m at 3 m
Compatible Antennas ANT 005, ANT 021, ANT 024, or ANT 025
Transmission Range Up to 1000 ft (304 m) with ANT 005 coaxial antenna mounted on rear chassis connector
RF Outputs (1x) #10-32 stud connector in center of unit (pcb mounted) (1x) F-connector on rear chassis
RF Transmit Indicator 1 Green LED On Air Indicator
RF Power Full, Medium, Low or OFF indiacted by menu icon.
RF Time Out (sleep mode) 30 min. duration, 4 hr. duration, or Always On selected via menu. Starts when audio is below -18 dB level with no button pressed for selected duration.
Audio Section
Audio Processor Functions DSP based; Compression: 1:1, 1.5:1 or 2:1; High-pass and Low-pass Filter Frequency control
Frequency Response 31-16000 Hz, ±3 dB (re: 1 kHz, ±3 dB) (“Music” Audio Preset)
Signal-to-Noise Ratio 67 dB (typical) Transmited RF
Total Harmonic Distortion Less than 0.25% @ 1 kHz (RF output)
Common Mode Rejection Greater than 57 dB @ 1 kHz, Mic or Line
Audio Inputs (1x) Combination 3-pin XLR, 1/4" (TRS) jack for balanced or unbalanced line level, or balanced or unbalanced microphone with selectable phantom power
Audio Input Gain Adjust In menu, adjustable to 0 to -50 dB, in 1dB steps
Phantom Power 14.4 VDC applied through 2.2 kOhms resistors to analog combo jack: Pin 2 and Pin 3 on XLR jack, or tip and ring on 1/4" TRS jack
Audio Level Indicators 10-LED array that reads -18 to +9 dB at 3 dB intervals. 7 Green, 2 Amber, and 1 red LED. Green LEDs indicate normal operating audio level peaks, Amber LEDS indicate close to overload peaks, Red LED indicates overload peaks
Headphone Output 1/4" TRS stereo jack, mono signal, 14.85 mW at +9dB, maximum in 33 Ω (level adjustable in menu 0 to -40 dB in 2 dB steps)
Line Output RCA jack (black), -10 dBV (.32 VRMS); Output impedance 100 ohms at +9dB
Input Levels (Bal or Unbal) (at Audio Input Gain = 0dB)
Nominal (1st Amber + 3dB LED) Overload Warning (Displayed on Screen) Absolute Max. Rating*
Microphone
-55 dBV (1.7 mV RMS) -22 dBV (80 mV RMS) +20 dBV (10.0 V RMS)
Line
-25 dBV (55 mV RMS) +16 dBV (6.3 V RMS) +20 dBV (10.0 V RMS)
Approvals FCC, RoHS3, WEEE, Industry Canada
Warranty 2-year parts and labor
NOTE: Specifications are subject to change without notice. * Stresses above these ratings may cause permanent damage or degrade reliability.

Warranty

None

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