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Williams AV FM 558 PRO FM Plus Large-Area Dual Assistive Listening System w/ FM R38 Receivers
Availability:
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Description
FM Plus Large-area Dual FM and Wi-Fi assistive listening system with 4 FM R38 receivers. Features coaxial cable and rack panel kit for professional installation.
System Includes:
- (1) FM T55 transmitter
- (4) PPA R38N receivers
- (4) EAR 022 surround earphones
- (2) NKL 001 neckloops
- (2) BAT KT6 two-bay chargers and rechargeable batteries
- (1) ANT 005 remote coaxial antenna
- (1) IDP 008 ADA wall plaque
- (1) RPK 005 rack panel kit
| ANT 005 | |
| Use with | PPA T45, PPA T45NET, PPA T27 Transmitters |
| Connector type | F-connector |
| Cable type | RG 59 coax |
| Nominal Impedance | 75 Ohm |
| Total Cable Length | 22 ft |
| Active Antenna Length | 80in |
| EAR 022 | |
| Style | Around-ear speaker |
| Plug | 3.5mm mono |
| Cord | 39" |
| Driver Size | 23 mm |
| Nominal Impedance | 32 ? |
| Freq. Response | 20 -20kHz |
| Weight | 15g |
| Max Power Input | 30 mW |
| Sensitivity | 118 dB @ 1kHz |
| FM T55 | |
| 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 +104¡ F (0¡ C to 40¡ 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 | N/A75 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, indicates RF "On Air" |
| 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 (Music Audio Preset) |
| Signal-to-Noise Ratio | Greater than or equal to 74 dB Transmitted 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, 15.7 mW, maximum in 33 ? (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 LED) | Microphone: -55 dBV (1.7 mV RMS); Line: -25 dBV (55 mV RMS) |
| Overload Warning (Displayed on Screen) | Microphone: -15 dBV (180 mV RMS); Line: +16 dBV (6.3 V RMS) |
| Absolute Max Rating* | Microphone: +20 dBV (10.0 V RMS); Line: +20 dBV (10.0 V RMS) |
| Approvals | FCC, RoHS3, WEEE, Industry Canada |
| Warranty | 2-year parts and labor |
| IDP 008 | |
| 10-3/8" (L) x 6- 1/4" (W) x 1/8" (H) | |
| NKL 001 | |
| Other Models | NKL 001 S (3.5mm stereo plug) |
| PPA R38N | |
| 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 | (2) AA non-rechargeable alkaline batteries (BAT 001-2), approx. 50 hrs. (2) AA rechargeable NiMH batteries (BAT 026-2), 1500mAh, approx. 32 hrs. |
| Current Consumption | 52mA normal |
| Operating Temp. Range | 32¡ - 122¡F (0¡ to 50¡C) |
| Channels | 17 Wideband, accessed via menu |
| Operating Frequencies | 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 |
| FM Deviation | 75 kHz |
| De-Emphasis | 75 µS |
| Display Screen | 1" OLED |
| Power Indication | Power button, backlit green. Good battery strength - glows solid. Low battery - flashes |
| Sensitivity | 2 µV at 12 dB Sinad with squelch defeated |
| Input Overload | 100 mV |
| Frequency Response | 200 Hz - 15 kHz, ±3dB |
| Modulation | FM, +/- 75 kHz peak deviation |
| Signal-to-Noise Ratio | Minimum 65 dB @ 1.0V |
| Receive Antenna | ntegral with earphone/headphone cord |
| Audio Output | 5 mW max at 16 ? |
| Headphone Connector | 3.5 mm stereo jack, mono output for stereo or mono earphones/headphones |
| Supplied Earphone | Stereo,earbud-type with foam cushion, 3.5 mm plug, 32 ? |
| Power Save Mode | Enters sleep mode after approximately 3 minutes of no RF signal |
| Approvals | FCC, Industry Canada, RoHS, WEEE |
| Warranty | Lifetime PLUS Limited Warranty, 90 Days on most accessories |
| RPK 005 | |
| Other Models | RPK 006 For mounting two 1/2-space products side-by-side in a single rack space |
NOTE: Specifications are subject to change without notice.
* Stresses above these ratings may cause permanent damage or degrade reliability.
FM Plus Large-area Dual FM and Wi-Fi assistive listening system with 4 FM R38 receivers. Features coaxial cable and rack panel kit for professional installation.
System Includes:
- (1) FM T55 transmitter
- (4) PPA R38N receivers
- (4) EAR 022 surround earphones
- (2) NKL 001 neckloops
- (2) BAT KT6 two-bay chargers and rechargeable batteries
- (1) ANT 005 remote coaxial antenna
- (1) IDP 008 ADA wall plaque
- (1) RPK 005 rack panel kit
| ANT 005 | |
| Use with | PPA T45, PPA T45NET, PPA T27 Transmitters |
| Connector type | F-connector |
| Cable type | RG 59 coax |
| Nominal Impedance | 75 Ohm |
| Total Cable Length | 22 ft |
| Active Antenna Length | 80in |
| EAR 022 | |
| Style | Around-ear speaker |
| Plug | 3.5mm mono |
| Cord | 39" |
| Driver Size | 23 mm |
| Nominal Impedance | 32 ? |
| Freq. Response | 20 -20kHz |
| Weight | 15g |
| Max Power Input | 30 mW |
| Sensitivity | 118 dB @ 1kHz |
| FM T55 | |
| 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 +104¡ F (0¡ C to 40¡ 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 | N/A75 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, indicates RF "On Air" |
| 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 (Music Audio Preset) |
| Signal-to-Noise Ratio | Greater than or equal to 74 dB Transmitted 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, 15.7 mW, maximum in 33 ? (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 LED) | Microphone: -55 dBV (1.7 mV RMS); Line: -25 dBV (55 mV RMS) |
| Overload Warning (Displayed on Screen) | Microphone: -15 dBV (180 mV RMS); Line: +16 dBV (6.3 V RMS) |
| Absolute Max Rating* | Microphone: +20 dBV (10.0 V RMS); Line: +20 dBV (10.0 V RMS) |
| Approvals | FCC, RoHS3, WEEE, Industry Canada |
| Warranty | 2-year parts and labor |
| IDP 008 | |
| 10-3/8" (L) x 6- 1/4" (W) x 1/8" (H) | |
| NKL 001 | |
| Other Models | NKL 001 S (3.5mm stereo plug) |
| PPA R38N | |
| 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 | (2) AA non-rechargeable alkaline batteries (BAT 001-2), approx. 50 hrs. (2) AA rechargeable NiMH batteries (BAT 026-2), 1500mAh, approx. 32 hrs. |
| Current Consumption | 52mA normal |
| Operating Temp. Range | 32¡ - 122¡F (0¡ to 50¡C) |
| Channels | 17 Wideband, accessed via menu |
| Operating Frequencies | 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 |
| FM Deviation | 75 kHz |
| De-Emphasis | 75 µS |
| Display Screen | 1" OLED |
| Power Indication | Power button, backlit green. Good battery strength - glows solid. Low battery - flashes |
| Sensitivity | 2 µV at 12 dB Sinad with squelch defeated |
| Input Overload | 100 mV |
| Frequency Response | 200 Hz - 15 kHz, ±3dB |
| Modulation | FM, +/- 75 kHz peak deviation |
| Signal-to-Noise Ratio | Minimum 65 dB @ 1.0V |
| Receive Antenna | ntegral with earphone/headphone cord |
| Audio Output | 5 mW max at 16 ? |
| Headphone Connector | 3.5 mm stereo jack, mono output for stereo or mono earphones/headphones |
| Supplied Earphone | Stereo,earbud-type with foam cushion, 3.5 mm plug, 32 ? |
| Power Save Mode | Enters sleep mode after approximately 3 minutes of no RF signal |
| Approvals | FCC, Industry Canada, RoHS, WEEE |
| Warranty | Lifetime PLUS Limited Warranty, 90 Days on most accessories |
| RPK 005 | |
| Other Models | RPK 006 For mounting two 1/2-space products side-by-side in a single rack space |
NOTE: Specifications are subject to change without notice.
* Stresses above these ratings may cause permanent damage or degrade reliability.
Your home for all things pro audio—backed by expertise and experience. Connect with us today.
Your home for all things pro audio—backed by expertise and experience. Connect with us today.
