- Description
Details
The Personal PA 457 NET D PRO features the cutting-edge PPA T45NET transmitter, with control/monitoring capability from any remote location, multiple digital audio input options, Dante Input, and an OLED display with easy-to-manage menu navigation. Features three powerful microprocessors and the same high-quality audio and RF performance you’ve come to expect from Williams Sound. With an operating range of up to 1000 feet, the PPA 457 NET D PRO is ideal for large venues where superior coverage is essential. This complete turnkey solution includes four PPA R37 receivers, each featuring seek-button channel selection with access to 17 pre-set wideband frequencies between 72-76 MHz. Includes a coaxial cable and rack panel kit for professional installation. The system is expandable, accommodating any number of listeners. This system complies with 2010 ADA guidelines for hearing assistance and is covered by Lifetime PLUS Limited Warranty.
- Features
Features
- PPA T45 NET D professional transmitter
- Up to 1000’ operating range
- Transmitter is FCC Part 15 compliant
- OLED display, push-button menus
- Microprocessor controlled
- Accommodates any number of listeners
- Adjustable power output
- Combo XLR, 1/4" TRS inputs
- Meets ADAAG guidelines
- Lifetime PLUS Limited Warranty (90 days on accessories)
- Made in the USA
- Specification
PPA T45 NET D Transmitter 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 listedPower 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 +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, Ethernet/Network Settings (PPA T45 NET and PPA T45 NET D) Operating Frequencies 72.1-75.9 MHz , 17 wideband channels (selectable) 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 chassisRF Transmit Indicator 1 Green LED, indicates RF “ON” 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 (“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 kHzPhantom Power 14.4 VDC applied through 2.2 kΩ 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, 15.7 mW, 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 Ω Ethernet RJ-45 on back of unit (PPA T45NET and PPA T45 NET D) supports CAT5e cable lengths up to 328 feet (100 meters); 10/100 Base-T IEEE 802.3 compliant, unique MAC address. Cat5e sheilded cable must be used to meet FCC requirements Dante RJ-45 on back of unit (PPA T45 NET D only) supports CAT5e cable lengths up to 328 feet (100 meters); 10/100 Base-T IEEE 802.3 compliant, unique MAC address. Cat5e sheilded cable must be used to meet FCC requirements Dimensions (H x W x D) 1.72" (43.69 mm) x 8.45" (214.63) x 8.25" (209.55) Weight 3.0 lbs (1.36 kg) (Transmitter) Shipping Weight 4.50 lbs (2.04 kg) (Transmitter, Power Supply, Antenna and packaging) PPA R37 Receivers Battery Type (2) AA Alkaline or 2 x AA NiMH Battery Life Two (2) AA non-rechargeable alkaline batteries (BAT 001), approx. 50 hrs Battery Life (2) AA rechargeable NiMH batteries (BAT 026), 1500 mAh, approx. 32 hrs Current Consumption 52mA nominal Temperature Range – 0 to 50C Channels 17, accessed via seek button in battery compartment Operating Frequency 72.1, 72.2, 72.3, 72.4, 72.5, 72.6, 72.7, 72.8, 72.9, 74.7, 75.3, 75.4, 75.5, 75.6, 75.7, 75.8, 75.9 MHz Intermediate Frequency 75 kHz FM Deviation 75 kHz De-Emphasis 75 µS LED Indicator Power: Green; Low Battery: Flashes Green AFC Range ± 120 kHz Sensitivity 2 µV at 12 dB Sinad with squelch defeated Input Overload 100 mV Frequency Response 200 – 15 kHz Modulation FM, +/- 75 kHz peak deviation Signal-to-Noise Ratio 65 dB min @ 100 uV Receive Antenna Integral with earphone/headphone cord Audio Output 35 mW max, peak into 16 ohms Output Connector 3.5 mm stereo/mono phone jack Earphone Earbud-type with foam cushion, 3.5 mm plug, 32 Ω Auto Shut-Off Enters sleep mode after approx 6 mins of no RF signal Dimensions (H x W x D) 4.1" (104 mm) x 2.85" (72 mm) x 1.38 (35 mm) Weight 4.6 oz (130 g) with batteries / 2.6 oz (73 g) without batteries EAR 013 Single Mini Earbuds Plug 3.5 mm mono Cord Length 39 inches Impedance 32 Ohms Frequency Range 20 - 20kHz Max Input Power 5mV Sensitivity 128dB @ 1kHz Driver Size 13 mm Replacement Earpad EAR 015 Weight 9 g ANT 025 Whip Antenna Used with T27, T35, T45 Connector Type Screw to PCB Cable Type N/A Nominal Impedance N/A Length 39" WCA 013 Audio Cable Description Single RCA - RCA audio cable Used with T27, T35 audio input cable Connector Type RCA - RCA Cable Type Two-conductor Impedance N/A Length 3 ft - In The Box
In The Box
- (1) PPA T45 NET D Transmitter
- (4) PPA R37 Receivers
- (2) NKL 001 Neckloops
- (4) EAR 013 Single Mini Earbuds
- (1) ANT 025 Whip Antenna
- (1) TFP 048 Power Supply
- (1) WLC 004 Main Power Cord (U.S.)
- (1) WCA 013 RCA Audio Cable, 3ft
- (4) BAT 001-2 AA Alkaline Batteries
- (1) IDP 008 Wall Plaque
- (1) ANT 005 Coaxial Antenna
- (1) RPK 005 Rack Panel Kit
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