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Rdl Ru-uda4 Unbalanced Stereo Amplifier

Rdl Ru-uda4 Unbalanced Stereo Amplifier
  • Product Code: eq7168
  • Availability: In Stock

$734.94 $926.02

The RDL RU-UDA4 distribution amplifier offers a simple, high-quaility method for delivering unbalanced audio. Its interface and operation are simple enough - a single pair of inputs, each with its own dedicated amplifier, can be used in either stereo or mono configurations. The outputs may then be paired together as four stereo channels or four discrete mono outputs per channel. All connections are made to the front of the durable steel chassis via RCA (phone) style connectors.

Audio distributed by the RU-UDA2 maintains excellent frequency and phase response without adding noise and distortion. Its clarity and performance make it ideal for use in video and broadcast environments, or basically, anywhere that high-quality unbalanced audio distribution is required.

Parameters
Power RatingNot specified by manufacturer
Frequency Response5Hz to 50kHz
Dynamic RangeNot specified by manufacturer
THD & Noise<0.020%
Input Connectors(2) Phono Jacks
Input Impedance10 kOhms
Maximum Input LevelNot specified by manufacturer
GainNot specified by manufacturer
Output Connector(8) Phono Jacks (4 per channel)
Output Impedances100 Ohms unbalanced
Maximum Output Level>28dB
Power24 to 33 Vdc @ 25mA, Ground referenced
(12 Vdc with reduced headroom)
Dimensions1.7 x 5.8 x 2.5 in. (4.3 x 15.0 x 6.4cm)
WeightNot specified by manufacturer
Packaging Info
Package Weight0.74 lb
Box Dimensions (LxWxH)6.5 x 4.5 x 2"

Capable of stereo or mono distribution

Four outputs per channel

12V or 24V operation

Unbalanced RCA phone connections

Rugged 1/3 rack space steel chassis

Related Questions and Answers

Q: 1. Can an electret condenser microphone work with this unit?

A: No, the RDL ST-DA3 1 x 3 Line-Level Distribution Amplifier is for line-level audio only. It does not have a mic input or the ability to supply voltage to a condenser microphone. You would need to use a separate mic preamp or mixer to connect the mic, then connect the output from the preamp or mixer to the input on the amp.

Q: 2. Does the FA 125.2 have tone controls?

A: The Ashly FA-125.2 2-Channel Installation Amplifier does not feature EQ or tone controls.

Q: 3. usually, you can bridge any amp to use in a mono setting. Can you run this mono?

A: This amp is designed to be used as a stereo amp. It doesn't have any options for bridging.

Q: 4. Does the Marantz power amplifier sounds like an amplifier with an equalizer?

A: The Marantz MM7025 provides power only, and would be paired with a preamplifier, which would have inputs for your components and equalization adjustments. The Marantz AV7706 11.2-Channel Network Preamplifier with HEOS, BH #MAAV7706 is an example of a preamp that would work well with this power amplifier.

Q: 5. Will this impedance match 3.5mm input to 600ohm output?

A: The RDL RU-MLD4 is a distribution amplifier capable of splitting a mic/line signal four ways without signal loss or depreciation. It unfortunately will not match the impedance of a 3.5mm input to a 600 ohm output.

Q: 6. Can I hook an equalizer to this Marantz stereo power amplifier?

A: Unfortunately newer Amplifiers (and Receiver Amplifiers) no longer offer the ability to connect a separate Equalizer like the older models. The current models no longer provide Input / Output ports for Equalizers.

Q: 7. Are the outputs isolated from inputs and are all the outputs isolated from each other?

A: Yes

Q: 8. Is it rack mountable?

A: If you use a rack mount shelf to set it on.

Q: 9. Need a low cost leveler for FCC Part 15 FM transmitter because input levels are not even. Will this work and how is frequency response affected?

A: This will help level the microphone audio. It will boost low levels and attenuate highs. It shouldn't affect audio frequency response for speech range.

Q: 10. Can this be used to amplify a signal over a long speaker cable? I have a 5.1 system installed, but since the left front and left back speakers have longer wires, their signal is lower. My system allows me to boost the signal to these speakers, but it's not enough. I need more signal to these two speakers.

A: The RDL ST-PA6 is designed to connect from a line level device. It is not able to be used in line with speaker level input and output.

29/09/2024

[5Hz to 50kHz] Not much to say. Plug it in and patch it in Dante.

5
28/09/2024

[(2) Phono Jacks] The line I connected to was expected to be 70V but may not have been. I adjusted the potentiometer close to 20V and it is working fine.

5
28/09/2024

[10 kOhms] Used to take consumer audio (eg PC audio output) which is balanced and convert to unbalanced with simple adjustment to optimize sound quality.

5
22/09/2024

[(2) Phono Jacks] If you are looking for a high quality build with powerful headphone amp, which can plug in anywhere on the Dante network, look no further. I love this thing! Another valuable feature is having both 1/8in & 1/4in jacks built in.

5
24/07/2024

[10 kOhms] This is basically a reverse DI-box. Our church has two of these devices which we use to feed audio from our worship services to other parts of the building. One of these endpoints optionally accepts a balanced signal, but doing so caused a ground loop. We're using the TX-1A to isolate that connection. The other endpoint is a cheap Radio Shack paging amplifier which only accepts an unbalanced input. The TX-1A does the job there as well. The built-in attenuator is a big bonus, allowing the use of cheap consumer -10dBV gear (such as our paging amplifier). One thing to note, the devices we received have Phoenix connectors instead of standard screw terminals. This is actually better in my opinion, since those are a bit easier to work with. But just wanted to point out the difference from the item as pictured.

5
22/07/2024

[5Hz to 50kHz] Its very usefull product for any one working in audio mixing and need to connect line out units to mic input units

5
22/06/2024

[10 kOhms] perfect converter for what I needed. Just wish the documentation was a bit clearer for accessory's, I needed a power supply and a rack mount bracket to go with it.

5
14/06/2024

[5Hz to 50kHz] RDL is the best and they make great, essential analog audio components that nobody else does. Incredible reliability and simplicity.

5
06/06/2024

[<0.020%] This interface resolved some issues with using a TOA amp pre-out to feed our FM transmitter. Five minutes to install it, problem gone.

5
28/05/2024

[10 kOhms] Quick way to add a self powered sub to a 70v system. Also have fed a main PA the E-page system before. Works perfect!

5

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