SKU: 81403226538

Meridian Technologies DR-1A1C2K/2K-2 DigiFlex Laser-Based Multimode Receiver (850/1,300 nm)

Sale price$130457.25 Regular price$144952.50
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Description

Meridian Technologies DR-1A1C2K/2K-2 DigiFlex Laser-Based Multimode Receiver (850/1,300 nm)The Meridian Technologies DR 1A1C2K 2K 2 DigiFlex Laser Based Multimode Receiver incorporates digital encoding technology. This fiber optic module receives one unidirectional 24 bit audio, one unidirectional contact closure, and two bi directional RS 485 data channels over a multimode fiber. It incorporates plug in personality signal cards to easily configure a wide variety of module types. The functionality of this DT DR 1A1C2K 2K Series Receiver is

The Meridian Technologies DR-1A1C2K/2K-2 DigiFlex Laser-Based Multimode Receiver incorporates digital encoding technology. This fiber optic module receives one unidirectional 24-bit audio, one unidirectional contact closure, and two bi-directional RS-485 data channels over a multimode fiber.

It incorporates plug-in personality signal cards to easily configure a wide variety of module types. The functionality of this DT/DR-1A1C2K/2K Series Receiver is enhanced by its compatibility with Meridian�s PC-based SpectraSmart Network Management & Diagnostic Software system. SpectraSmart supervises the operating parameters of the transmission system such as the status on video levels, sync, digital carrier detect, voltages, temperatures, optical levels, etc.

The receiver is available with rack mount cards and modules that can be installed in Meridian�s card chassis, desk chaises, and 19� racking frames (sold separately). This system can be configured in either star (module to rack) or trunking (rack to rack) configurations. It can also be made a standalone system by using the SR-1000/s 2-slot desk / wall mount chassis (87 to 264VAC; sold separately).

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Receives one unidirectional 24-bit audio, one unidirectional contact closure, and two bidirectional RS-485 data channels
Real time audio / contact closure
Contact closure with 24-bit audio
Meets RS-250C short haul transmission specifications
Wide Optical Dynamic Range: Eliminates the need for optical attenuators
Laser-based systems for multimode
SMT (Surface Mount Technology) for high reliability and repeatability
SpectraSmart Network Management compatible
Local LED status indicators to monitor critical system diagnostics for performance parameters
ST optical connector
Hot swappable cards
Laser back biased photo detector circuitry for stable optical output over full temperature range
Meets EIA RS-170 and RS-343A formats
DB 9-type connector for audio
HD 15-pin connector for contact closure
Markets: Access control, security and surveillance, ITS (Intelligent Transportation Systems)
In the Box
Meridian Technologies DR-1A1C2K/2K-2 DigiFlex Laser-Based Multimode Receiver (850/1,300 nm)
  • Limited 10-Year Warranty
Data
Formats RS-485
Rate DC to 1 Mb/s
Bit Error Rate 10 -9

Measured at maximum optical budget

Contact Closure
Formats Contact closure
Contact Rating: 0.3 A, 30 VAC/DC
Bounce Time: 5 ms
Rate CC: 10 Hz
Bit Error Rate 10 -9

�

Measured at maximum optical budget

Audio
I/O Impedance 600 ? (Balanced / unbalanced)
Frequency Response 10 Hz to 20 kHz
SNR >90 dB (Weighted) @ 1 kHz
Input / Output Level -8 to +8 dBm (4 Vpp maximum; +18 dBm available on request)
Total Harmonic Distortion <0.01% @ 1 kHz
Resolution 24 bit
Connectors
Optical ST
Power Using the SR-1000 Desk / Wall Mount Chassis with Power Supply (sold separately)
Audio DB9 female
Contacts HD 15-pin female
Power
Card 8 W

Due to variations in drivers and diagnostic options, power shown at maximum value

Optical
Fiber type Multimode (FP Laser): 62.5 / 125 �m
Data Rate Fiber: 250 Mb/s
Receiver Sensitivity -24 dBm
Optical Output -3 dBm
Optical Budget 21 dB
Wavelength 1,300 / 850 nm
Dynamic Range Optical: 24 dB
MTBF >240,000 hours @ Ground Fix
35�C per MIL217F
Environmental
Operating Temperature -29.2 to 165.2�F (-34 to +74�C)
Storage Temperature -67 to 185�F (-55 to +85�C)
Relative Humidity 0 to 95% non-condensing
Physical
Number of Slots 2
LED Indicators Power On: 1x Green
TX Carrier/ Laser Over Current: 1x Bi-color
RX Carrier - Present / Error: 1x Bi-color
RX optical signal - Present / Absent: 1x Bi-color
Transmit / Receive Contact Closure: 1x Green
Audio Present: 1x Green
Audio Overload: 1x Red
Dimensions (L x W x H) Card: 6.3 x 4.0 x 1.7" (160.0 x 100.0 x 44.0 mm)
Weight Card: 16 oz (450 g)
Packaging Info
Package Weight 2.0 lb
Box Dimensions (LxWxH) 10.0 x 7.0 x 3.0"
All product and company names are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 81403226538

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Lake Worth, US
★★★★★ 5
Great Quality and Stylish
Size: Large, Color: (001) Black / Black / White
Exactly what I was looking for. I don’t like socks that are no-show that your ankles rub on the shoe. These are taller than that but shorter than socks that go up and over the ankle. They’re comfortable, good quality, and pretty thick. They’re form fitting m, but not compression. I dint like compression socks, and these are tight, but not too tight.
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Reviewed in the United States on June 5, 2025
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Eric
Lake Worth, US
★★★★★ 5
Affordable and good quality socks
Size: Medium, Color: (001) Black / Black / White
Good quality!
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Reviewed in the United States on May 9, 2026
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Thomas Boelter
Los Angeles, US
★★★★★ 4
Socks
Size: Large, Color: (001) Black / Black / White
They are very comfortable and fit just right
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Reviewed in the United States on September 3, 2025
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Clint
Phoenix, US
★★★★★ 5
Great socks!
Size: Large, Color: (001) Black / Black / White
These fit true to size. Good socks.
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Reviewed in the United States on February 23, 2026
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PETER CROWE
Houston, US
★★★★★ 5
Great for walking all day at work as well
Size: X-Large, Color: (001) Black / Black / White
I walk approximately 10 miles a day at work, in a manufacturing setting. On concrete with steel toe shoes. My feet have been begging me to change from the socks that I have worn for years. I have worn these other name brand socks for probably 10 years. So, change was obviously something I had to be pushed into. I got on Amazon and searched for training socks. I read the description. Glanced at the reviews. I decided to move forward with purchasing these. I could not have been happier. My feet began feeling better immediately. And the priced was very reasonible.
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Reviewed in the United States on April 12, 2026

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