Precision Audio and AV Interface Products

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RU-FNP Format-A to Network Interface

  • Converts RDL Format-A and Aux Source to Four Dante Network Channels
  • Easy Installation with Format-A Connections on RJ45 through CATx Cable
  • Format-A Audio Sources from Pairs A, B and C Converted to Dante
  • Fourth Dante Audio Channel Fed from Unbalanced or Balanced Aux Line Input
  • Front-Panel Gain Adjustment with Dual-LED VU Meter for Aux Input
  • Signal LEDs Indicate Audio for Each of the Three Format-A Pairs
  • High Resolution 24 Bit Analog to Digital Conversion
  • Legendary RDL Analog Filtering Enhances Superb Audio Performance
  • Powers Remote Format-A Senders through Format-A Input Jack
  • LED Indicators Show Network Sync Status
  • Normal or Hot-Standby Operation from PoE (Model RU-FNP)
  • Compatible with Wide Array of RDL Format-A Active and Passive Senders
  • Equipped for Rack Mounting or Surface Mounting
  • Overview
  • Specifications
  • Related Products
  • Accessories
  • Downloads
  • How to Buy
  • Product Series
  • Dimensions

The RU-FN modules are Dante audio network interface products compatible with RDL Format-A twisted pair products. These modules are designed to be mounted in equipment racks, closets, conference tables and on shelves or backboards in commercial/industrial installations.

APPLICATION: The RU-FN is an RDL Format-A receiver that connects to a Dante-enabled network. It converts the three Format-A audio pairs to Dante networked digital audio channels. Each network channel corresponds to Pair A, B or C of the Format-A input. The unit converts a fourth input, balanced or unbalanced line-level AUX, to Dante.

One front-panel green signal LED corresponds to each of the three Format-A input channels. Received audio level is indicated on the variable-intensity LED indicator, facilitating setup when a networked computer is not connected at the module’s location. A Dual-LED VU meter facilitates adjustment of the front-panel AUX input gain control. The AUX input supports the complete range of normal unbalanced and balanced line-level sources.

The Format-A input jack provides up to 200 mA of power to connected Format-A senders. Multiple senders may be daisy chained from the Format-A input jack.

The RU-FN Format-A input supports the entire range of Format-A senders, making each input pair available for end-user connection on various wall plates, or receiving signals from other equipment using rack-mounted, shelf-mounted or utility Format-A senders. The wide array of Format-A senders provides compatibility with commercial audio equipment operating at standard professional levels. High resolution digital audio converters coupled with RDL’s renowned analog filters provide superior fidelity with a very low noise floor. Each Format-A sender may be connected near the RU-FN or up to several thousand feet distant.

The RU-FN is powered from an external 24 Vdc power supply, available separately. The external supply powers the RU-FN and Format-A senders connected to the Format-A input. The RU-FNP is equipped for PoE which powers the RU-FN and the connected Format-A senders. If PoE power and an external 24 Vdc supply are both feeding an RU-FNP, the unit will run from the external supply and will seamlessly switch over to PoE power upon loss of the external 24 V supply. The power feeding the Format-A RJ45 connector is separately protected by an automatically resetting fuse. A power LED is associated with the connector, facilitating identification of wiring faults.

PoE relies on the use of a PoE enabled network switch. The RU-FNP will reserve power from the switch even while being powered from an external 24 Vdc supply.

The RU-FN is constructed in a durable, professional all-metal enclosure suitable for free-standing, surface-mounted or rack-mounted operation. This full-featured product is engineered and manufactured in the U.S.A for continuous duty in demanding installations. Built to last. Built to outperform.

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Applications

Network Connector:
RJ45 with Link and Speed indicators
Digital Audio Ethernet Protocol:
Dante
Transmission Rate:
100 Mbps
Sample Rates Supported:
44.1 kHz, 48 kHz (default)
Bit Depth Supported:
24 bits
Audio Operating Levels:
-18 dBFS = +4 dBu
Format-A Input:
RDL Format-A RJ45
Format-A Signal Pairs Used (3):
A, B, C
Frequency Response:
20 Hz to 20 kHz (± 0.5 dB)
THD+N:
< 0.1%
Noise below +4 dBu:
< -75 dB
CMRR:
> 90 dB (50 Hz to 120 Hz, any input pair)
Crosstalk:
< 80 dB (20 Hz to 20 kHz)
Headroom above +4 dBu:
> 18 dB

AUX Input
Input:
Balanced, detachable terminal block
Input Impedance:
> 20 kΩ
Input Level for +4 dBu:
-16 dBu to +12 dBu, +22 dBu maximum
Frequency Response:
20 Hz to 20 kHz (± 0.75 dB)
THD+N:
< 0.1%
Noise below +4 dBu:
< -75 dB
CMRR:
> 60 dB (50 Hz to 120 Hz)
Crosstalk:
< 80 dB (20 Hz to 20 kHz)
Headroom above +4 dBu:
> 18 dB
Indicators (11):
Power In (1); Power Out (1); Audio Signal LEDs (3), AUX Dual-LED VU Meter (2), Network Sys and Sync (2), Ethernet Link and Speed (2)
Power Connections (2):
Power Jack; Detachable Terminal Block
Ambient Operating Environment:
0° C to 40° C
Power Requirement:
24 Vdc @ 100 mA plus connected loads, or PoE (RU-FNP)
PoE (RU-FNP):
Class 0, IEEE 802.3af
Dimensions:
5.8" (15 cm) W; 1.7" (4.3 cm) H; 5.2" (13.2 cm) D
Package Type:
Cardboard Box
Package Dimensions:
6 x 6 x 2.625 in.
Shipping Weight:
1.61 lbs. (RU-FN); 1.61 lbs. (RU-FNP)
WEEE weight:
1.35 lbs. (RU-FN); 1.35 lbs. (RU-FNP)
Tariff code:
8543.70.9100

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RACK-UP SERIES

RACK-UPs are the original 1/3 rack width 1RU rack-mountable modules for the A/V, recording and broadcast industries. Module functions include mixing, switching, pre-amplification, power amplification, distribution, gain control, equalization and more. Some RACK-UP modules are constructed in solid encapsulated durable industrial black plastic enclosures; MAX RACK-UPs are assembled using heavy duty extruded aluminum and steel panels. The rear panels feature clear bold white lettering for the terminal blocks and connectors. Reverse-printed front-panel polycarbonate laminates provide an attractive, durable finished appearance for rack-mounted or free-standing use.

Since RDL first originated 1/3 rack width modules, RACK-UPs have led the industry in economical, high-performance and cost-effective long life solutions in system designs. Multiple RACK-UP modules may be interconnected, or may be connected with other RDL modules to form all or part of an A/V system. Certain RACK-UP modules are often used free standing; all RACK-UPs may be rack mounted. A complete range of mounting options is available for systems comprised of multiple modules.

RACK-UP modules provide input, output and control connections through terminal blocks and connector (or both) according to common usage in professional installations. Front panels are equipped with connectors, user controls and LED metering, as appropriate.

Functions and features provided by RACK-UPs, since their introduction, are still available today. This continuity in product offering and support makes RACK-UP modules a preferred long-term resource for system design solutions. RACK-UP SERIES modules are designed and manufactured in the U.S.A.

RU-FNP RU-FNP