Williams Sound PPA T45 User Manual
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Williams Sound PPA T45 User Manual

Personal pa dsp fm wideband transmitters
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PPA T45, PPA T45 NET, PPA T45 NET D
Personal PA
DSP FM Wideband Transmitters
®
USER Manual
Optional Receiver Models PPA R38, PPA R37, PPA R37-8
MAN 176G

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Summary of Contents for Williams Sound PPA T45

  • Page 1 PPA T45, PPA T45 NET, PPA T45 NET D Personal PA DSP FM Wideband Transmitters ® USER Manual Optional Receiver Models PPA R38, PPA R37, PPA R37-8 MAN 176G...

  • Page 2: Table Of Contents

    3b. Channel Mode   3c. Screen Time-Out   3d. User-Entered Transmitter Description   3e. Restore Defaults   4. ADD-ON MODULES (PPA T45 NET and PPA T45 NET D)   4a. Network Status   4b. Network Settings   4c. Ethernet Admin   Network Setup for Hard-wired devices (Laptop or Desktop PCs)  ...
  • Page 3 Reception difficulties   Remote Control is not working over the hardwired Ethernet network   Remote Control is not working over Wi-Fi   Specifications PPA T45, PPA T45 NET, PPA T45 NET D Transmitters   Specifications PPA R38 Receiver   Specifications PPA R37-8 Receiver   Specifications PPA R37 Receiver  ...

  • Page 4: Safety Warnings And Instructions

    3. Do Not Plug in the input, output, Ethernet, or Dante connections while the power switch is switched to the “ON” position. 4. Do Not Touch the PPA T45 NET/D with wet hands. Do not handle the PPA T45 NET/D or power cord when your hands are wet or damp.

  • Page 5: System Connection Overview

    The PPA T45 transmitter models operate as a small FM radio station. The transmitter takes audio directly from one of it's inputs (audio sources like a microphone, sound system, mixer board, or Dante device) and broadcasts the audio on an FM channel.

  • Page 6: Wiring And Connections

    The PPA T45 does not have Ethernet or Dante jacks. Power Supply Connection Connect the TFP 048 power supply to the Power Supply Jack located on the rear of the PPA T45 transmitter. Ethernet and Dante RJ-45 Connection If connecting to a network or directly to a PC, a shielded Cat 5e cable must be used. In some cases, (like older PCs) a crossover cable may need to be used.

  • Page 7: Multi-Channel Sources

    The PPA T45 transmits audio with excellent fidelity. Therefore, the audio source signal should be of the highest audio quality and not subject to a compressor, limiter, reverberation, or other signal processing equipment. The T45 has a very effective DSP audio processor.

  • Page 8: Installing The Ant 025 Whip Antenna

    Personal PA DSP FM Wideband Transmitter ® IN PHASE .01 uF CERAMIC DISC .01 uF CERAMIC CAPACITOR 3-PIN DISC CAPACITOR CONNECTOR BREAKING A GROUND LOOP WHEN BREAKING A GROUND LOOP WHEN CONNECTING TO A UNBALANCED LINE CONNECTING TO A BALANCED LINE Installing the ANT 025 Whip Antenna A110 Gently thread the ANT 025 onto the stud recessed in the hole on the top of the transmitter.
  • Page 9 MOUNT) ANALOG MIXER OR AUDIO SYSTEM SHEILDED CAT5e CABLE AUDIO LINE IN (RCA) SHEILDED CAT5e CABLE LAPTOP (OR DESKTOP) COMPUTER PPA T45 NET D ONLY DIGITAL LINE ANALOG AUDIO PPA T45 NET AND INPUT LINE OUT (RCA) PPA T45 NET D...

  • Page 10: Controls And Features

    Personal PA DSP FM Wideband Transmitter ® Controls and Features PPA T45 Front View HEADPHONE MENU / PAGE UP BUTTON, AUDIO INPUT MAIN MENU GAIN ADJUST(+) HOT BUTTON BUTTON JACK AUDIO INPUT MENU BACK BUTTON AND MENU FORWARD BUTTON, POWER BUTTON...
  • Page 11 The Main Info Screen will show the following information: Operating Frequency/Channel, Device Description (if entered, otherwise blank), RF Power Level, Network Link (PPA T45 NET and T45 NET D), Audio Source, Audio Application Preset, Audio Input Gain Setting, and Locked .

  • Page 12: Quick Setup Instructions

    ® Quick Setup Instructions 1. Position the PPA T45 transmitter near the sound system or mixer from which it will receive audio. The location should be free of metallic objects that might interfere with the antenna signal. 2. If the transmitter is free-standing (not rack-mounted), install the ANT 025 whip antenna. Gently thread the ANT 025 onto the stud recessed in the hole on the top of the transmitter and extend it all the way.

  • Page 13: Front Screen Menu Tree - Diagram

    PHANTOM MIC (+12v) button is pushed DIGITAL AES/EBU DIGITAL S/PDIF 400 HZ TEST TONE Dante input available on DANTE PPA T45 NET D model only AUDIO INPUT GAIN 0dB to -50dB by 1dB AUDIO PRESET VOICE MUSIC HEARING ASSIST CUSTOM...
  • Page 14 Personal PA DSP FM Wideband Transmitter ® RF SETTINGS RF CHANNEL CH 1 to CH 17 RF OUTPUT POWER FULL MEDIUM 30 MIN RF TIME-OUT 4 HRS For more detail on these settings, ALWAYS ON use the tree labels (2, 2a, 2b, etc.) to refer to these items in the “Front Screen Menu Tree - Details”...
  • Page 15 DSP FM Wideband Transmitter ® The Add-on module applies to the PPA T45 NET and NET D models. In the PPA T45 model, the first screen in the “Add-On Module” menu will display “No Module Detected”. For more detail on these settings, use the tree labels (4, 4a, 4b, etc.)

  • Page 16: Front Screen Menu Tree - Details

    Personal PA DSP FM Wideband Transmitter ® Front Screen Menu Tree - Details 1. AUDIO SETTINGS The Audio Settings provide the ability to change the audio characteristics for different listening applications, choose the input source, adjust the input level, choose the audio to be monitored by the headphone, and adjust the headphone volume. 1a.

  • Page 17: 1D. Headphone Source

    Personal PA DSP FM Wideband Transmitter ® Custom Audio Preset If the three preset configurations do not meet the needs of the venue, the Custom audio preset can be used. The custom preset allows the user to adjust the High-Pass Filter cutoff frequency, Low-Pass Filter cutoff frequency, and choose the Compression Ratio.

  • Page 18: Rf Settings

    “FULL” power mode. For general listening applications, “FULL” power is the preferred mode of operation. Full power provides the T45 with an operating range of up to 1000 ft (dependent on the environment). Williams Sound 72 MHz FM systems have been frequency-allocated for best possible simultaneous group performance without interference.

  • Page 19: Preferences

    - to be able to distinguish one from another. The description appears on the front main info screen, and also on the web page (PPA T45 NET and T45 NET D). In a rack, all the user has to do is activate the main info screen with a touch of any button on the front, and the description is displayed as one of the fields on the main info screen.

  • Page 20: 4B. Network Settings

    (Laptop or Desktop PCs) The PPA T45 NET and NET D provide a web interface (set of web pages) to manage the transmitter settings. These web pages can be accessed over an Ethernet network, either hard-wired (through a laptop or desktop PC) or wireless (through an iPad, Android tablet, or smart phone).
  • Page 21 Personal PA DSP FM Wideband Transmitter ® 1. It is assumed that the network has already been set up, and a laptop or desktop PC is connected on the network. 2. Determine an appropriate static IP address for the T45. If using dynamic IP Addressing, skip to step 4. a.

  • Page 22: Network Setup For Wireless Devices (Ipad, Android Tablet, Or Smart Phone)

    (iPad, Android Tablet, or smart phone) The PPA T45 NET and NET D provide a web interface (set of web pages) to manage the transmitter settings. These web pages can be accessed over an Ethernet network, either hard-wired (through a laptop or desktop PC) or wireless (through an iPad, Android tablet, or smart phone).

  • Page 23: Web Control Interface

    Web Control Interface The PPA T45 NET provides a web interface (set of web pages) to manage the transmitter settings. These web pages can be accessed over an Ethernet network, either hard-wired or wireless, with most internet browsers. Transmitter settings can be accessed and changed through the front panel controls - and/or this web interface.
  • Page 24 Personal PA DSP FM Wideband Transmitter ® Log-In Screen (First screen when connecting to IP Address) Click on “Log In” to bring up the authentication window Authentication Window User Name: admin Default Password: admin Once logged in, this RED message bar will appear until the default password is changed.
  • Page 25 Personal PA DSP FM Wideband Transmitter ® Click on the Model Number to display the Event Log Transmitter Model (not user-changeable) Transmitter Description (changeable through web interface and front panel) Front Panel Display (live) Self Tests pass only if browser is communicating with the T45 RF Power Level and Status Log Out Button...
  • Page 26 Personal PA DSP FM Wideband Transmitter ® Click on this small rectangular button to start/stop the Audio Level Monitor Audio Level Monitor (update speed may vary, and may be delayed when compared with the front panel LEDs) Audio Input Gain Adjust (goal is to have audio peaking around 0dB) Audio Input Select...
  • Page 27 Name as the T45 Description. The text entered here will appear on the front panel of the T45, on the web interface, and on the “Williams Sound Device Discoverer” tool after the apply button is clicked. Network Settings Page A420 The Network Settings page displays network and Dante connectivity settings.

  • Page 28: Receiver Safety Information

    Personal PA DSP FM Wideband Transmitter ® Administration Page The “Admin” page displays administrative controls that can be used to help with non-technical T45 users, or for remote site troubleshooting purposes. 2 ways to open the Event Log. Change Password here. (User Name is fixed and cannot be changed.) Locks the Front Panel buttons,...

  • Page 29: Recycling Instructions

    Personal PA DSP FM Wideband Transmitter ® PACEMAKER SAFETY CAUTION! 1. Before using this product with a pacemaker or other medical device, consult your physician or the manufacturer of your pacemaker or other medical device. 2. If you have a pacemaker or other medical device, make sure that you are using this product in accordance with safety guidelines established by your physician or the pacemaker manufacturer.

  • Page 30: Receiver Model Ppa R37

    Personal PA DSP FM Wideband Transmitter ® R38 TOP CAUTION: RECHARGE ONLY NiMH BATTERIES ALKALINE/NiMH BATTERY SWITCH POWER BUTTON/ LOW BATTERY INDICATOR BATTERY REMOVAL FABRIC STRIP A447 A311 Operating the receiver 1. Insert two (2) AA batteries ensuring correct polarity. If rechargeable NiMH batteries are to be used with the receiver and a Williams AV charger, make sure the Alkaline/NiMH switch inside the battery compartment is set to NiMH before charging.

  • Page 31: Receiver Model Ppa R37-8

    Personal PA DSP FM Wideband Transmitter ® 3. Turn receiver on by turning up the volume control. The green power LED will turn on. 4. Press the Channel Seek button inside the battery compartment once to seek an active transmitter. If more than one transmitter is being used, push the seek button additional times until you locate the signal you want to hear.

  • Page 32: Operating The Ppa R37-8 Receiver

    Personal PA DSP FM Wideband Transmitter ® Operating the PPA R37-8 Receiver Turn the receiver on by rotating the Volume control knob. The ON indicator should illuminate RED. Refer to the channel selection chart to choose from 8 standard frequencies. Turn the channel selector knob to the desired channel. IMPORTANT: Make sure the receiver frequency matches the transmitter frequency! Adjust the volume to a comfortable listening level.

  • Page 33: Receiver Battery Information (All Receiver Models)

    Personal PA DSP FM Wideband Transmitter ® 1. Regular users purchase or are given their own receiver and also take care of their own batteries and earphones. 2. The facility labels a receiver and earphone for each regular user. The facility maintains the units. 3.

  • Page 34: Reception Difficulties

    Personal PA DSP FM Wideband Transmitter ® No Audio heard in Phones jack • Check to see if there is a signal coming from your audio source. Check and correct your audio source if necessary. • Check to see if the Headphone Volume Level has been turned all the way down. If so, increase it. •...

  • Page 35: Remote Control Is Not Working Over The Hardwired Ethernet Network

    Personal PA DSP FM Wideband Transmitter ® Buzz or other noise in equipment only when transmitter is on • This is likely an RF–induced disturbance in the other equipment. To remedy, try these steps in order until the buzz is eliminated: 1.

  • Page 36: Remote Control Is Not Working Over Wi-Fi

    Personal PA DSP FM Wideband Transmitter ® Remote Control is not working over Wi-Fi • Please note: If you have a network system administrator, please contact them first before attempting to troubleshoot the network yourself. If you don’t have a system administrator, the following steps are things you can try on a small, non- managed network.

  • Page 37: Specifications Ppa T45, Ppa T45 Net, Ppa T45 Net D Transmitters

    Personal PA DSP FM Wideband Transmitter ® Specifications PPA T45, PPA T45 NET, PPA T45 NET D Transmitters 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)
  • Page 38 Personal PA DSP FM Wideband Transmitter ® 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...

  • Page 39: Specifications Ppa R38 Receiver

    Personal PA DSP FM Wideband Transmitter ® Specifications PPA R38 Receiver Dimensions 4.1” x 2.85” x 1.38” (104 x 72 x 35mm) Weight 4.6oz (130g) with batteries. 2.6oz (73g) without batteries Color Black/Silver. Black ABS Plastic case with Aluminum faceplate Battery Type (2) AA Alkaline or (2) AA NiMH Rechargeable Battery Life...

  • Page 40: Specifications Ppa R37-8 Receiver

    Personal PA DSP FM Wideband Transmitter ® Specifications PPA R37-8 Receiver Dimensions: 4.1” x 2.85” x 1.38” (104 x 72 x 35 mm) Weight: 4.6 oz (130 g) with batteries. 2.6 oz (73 g) without batteries Color: Black Battery Type: (2) AA Alkaline or (2) x AA NiMH Two AA non-rechargeable alkaline batteries (BAT 001-2), approx.

  • Page 41: Specifications Ppa R37 Receiver

    Personal PA DSP FM Wideband Transmitter ® Specifications PPA R37 Receiver Dimensions 4.1” x 2.85” x 1.38” (104 x 72 x 35mm) Weight 4.6 oz (130 g) with batteries. 2.6 oz (73 g) without batteries Color Black Battery Type 2 AA Alkaline or 2 AA NiMH Battery Life Two AA non-rechargeable alkaline batteries (BAT 001), approx.

  • Page 42: Limited Lifetime Warranty

    Williams AV warrants the Personal PA® FM Listening transmitters and receivers (models PPA T45, PPA T45 NET, PPA T27, PPA T46, PPA R38, PPA R37, and PPA R37-8) against defects in materials and workmanship under normal use and conditions for the useful lifetime of the product from date of purchase.
  • Page 43 Personal PA DSP FM Wideband Transmitter ® This page is intentionally blank.
  • Page 44 info@williamsav.com / www.williamsav.com 800-843-3544 / INTL: +1-952-943-2252 ©2019 Williams AV, LLC • All Rights Reserved MAN 176G...

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