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Williams PPA T45 Large Area FM Base Transmitter w/ Multiple Digital Audio Inputs
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    Williams PPA T45 Large Area FM Base Transmitter w/ Multiple Digital Audio Inputs

    Manufacturer: Williams Sound Corp.

    Item #: WLS-PPA-T45   •   MFG #: PPA-T45


    List Price:$834.00
    Our Price:$750.00

    free ship
    Availability: Usually ships in 3-10 business days
    This item is currently out of stock and will ship the minute we receive it – normally 3-10 business days. Need it sooner? Call 800-522-2025 and we'll make it happen,or email Customer Service for expedited delivery options. Certain Non-Stock Items Valued over $50.00 may Ship FREE UPS GROUND in the Continental US. Multiple quantities of the same non-Stock Item Valued below $50.00 may be ordered to meet the $50 minimum order requirement to qualify for Free UPS Ground Freight. This offer does not apply to certain freight-intensive or hazardous items. Certain restrictions may apply.
    • Special Order Item: non-cancelable, non-returnable, non-refundable.



    The cutting-edge PPA T45 transmitter offers multiple digital audio input options, and an OLED high-resolution screen with easy-to-manage menu navigation. Features 3 powerful microprocessors and the same high-quality audio and RF performance you've come to expect from Williams Sound. It's technology that takes the guesswork out of complex audio installation. Simply select among voice, music, or hearing assistance in the application preset menu, and this transmitter quickly configures itself. With a range of up to 1000 feet, the PPA T45 is ideal for large venues where superior coverage is essential.

    • Features

      • NEW! Multiple Digital Audio Inputs (AES, SPDIF) provide direct connection to digital signal sources
      • NEW! OLED high-resolution screen with simplified menu navigation, offers comprehensive and convenient access to full system functions
      • DSP Audio Processing
      • Sleek and stylish new design
      • Simple set-up and operation
      • 1000' operating range
      • OLED display, push-button menus
      • Microprocessor controlled
      • Adjustable RF power output
      • Combo XLR, 1/4" TRS inputs
      • Lifetime PLUS Limited Warranty (90 days on accessories)
    • Specifications

      • Dimensions:8.45" W x 8.25" D x 1.72"H (21.5 cm x 21 cm x 4.4 cm)
      • Weight:Transmitter: 3.0 lbs (1.36 kg)
      • Shipping Weight: 4.50 lbs (2.04 kg) (Transmitter, Power Supply, Antenna and packaging)
      • Color:Black/Silver with black 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 048).
      • Input: 100-240 VAC, 50/60 Hz. IEC Line Cord.
      • Output: 24 VDC, 750 mA, 18W. 2.5mm ID center positive barrel connector.
      • Approvals: UL, CUL, Energy Star V, CSA listed.
      • Power ON Indicator
      • Push On/Push Off latching power button, backlit Green indicates Power ON, backlight off indicates power OFF.
      • Temperature Range:
      • Operating: +32° F to +104° F (0° C to 40° C)
      • Storage: -4° F to +158° F (-20° C to 70° C)
      • Menu Settings:
      • Audio Presets (Music, Voice, Hearing Assist, Custom), Frequency/Channel selection, Frequency/Channel mode, Audio Input Source (Microphone, Line, Phantom, Digital AES/EB, Digital S/PDIF), High Pass Filter, Low Pass Filter, Compression, RF Output Power, Screen Saver Delay, Test Tone (400 Hz), Headphone Volume, Headphone Source
      • 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 æsec.
      • 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 Timer:
      • Menu selectable - 30 Min, 4 Hours, or Always On. Timer starts when no audio is present.
      • RF Power:
      • Menu selectable - High, Medium, Low, OFF.
      • 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, indicates RF "ON"
      • Audio Section
      • Audio Processor Functions:
      • DSP. Compression: 1:1, 1.5:1 or 2:1. High Pass and Low Pass Filter Frequency control.
      • Frequency Response:
      • 31 - 16000 Hz, ±3 dB ("Music" Audio Preset)
      • Signal-to-Noise Ratio:
      • =74 dB Transmitted RF
      • Total Harmonic Distortion:
      • Less than 0.25% @ 1 kHz (RF output)
      • Common Mode Rejection:
      • >57 dB @ 1 kHz, Mic or Line
      • Audio Inputs:
      • (1x) Combination 3-pin XLR, 1/4" TRS jack for Mic or Line Level Analog Audio. Balanced or Unbalanced Line Level, or Microphone with Selectable Phantom Power.
      • (1x) XLR for Digital Audio, AES3/EBU, supported sample rates 44.1 kHz and 48 kHz.
      • (1x) RCA for Digital Audio, S/PDIF, supported sample rates 44.1 kHz and 48 kHz.
      • Audio Input Gain Adjust:
      • In menu, adjustable to 0 to -50 dB, in 1dB steps
      • Phantom Power:
      • 14.4 VDC applied through 2.2 kO 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.
      • Input Levels (Bal or Unbal):
      • (at Audio Input Gain = 0dB)
      • Nominal (1st Amber LED)
      • Overload Warning
      • (Displayed on Screen)
      • Absolute Maximum Ratings*
      • Microphone:
      • -55 dBV (1.7 mV RMS)
      • -15 dBV (180 mV RMS)
      • +20dBV (10.0 V RMS)
      • Line:
      • -25 dBV (55 mV RMS)
      • +16 dBV (6.3 V RMS)
      • +20 dBV (10.0 V RMS)
      • Headphone Output:
      • 1/4" TRS stereo jack, mono signal, 15.7 mW, maximum in 33 O (level adjustable in menu 0 to -40 dB in 2 dB steps)
      • Line Output:
      • RCA jack (black), -10 dBV (.32 VRMS). Output impedance 100 O.
      • Ethernet:
      • RJ-45 on back of unit (PPA T45NET only)
      • Approvals:
      • FCC, RoHS2, WEEE, Industry Canada
      • Warranty:
      • Lifetime PLUS Limited Warranty (90 Days on most accessories)
    • Item Includes

      • (1) PPA T45 transmitter
      • (1) ANT 025 antenna
      • (1) TFP 048 power supply
        *All items can be purchased separately


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