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- USA
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Ships within 48 hours · Estimated delivery Jul 15 - Jul 20
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Description
Meridian Technologies ST-2A-1 Fiber Transmission System (Transmitter)Transmitter Multimode Fiber Unidirectional Audio Hot Swappable The ST 2A 1 Fiber Transmission System (Transmitter) from Meridian Technologies incorporates an all digital encoding technology that supports two unidirectional audio channels over one optical fiber. This model uses multimode fiber. It is well suited for use in intelligent transportation systems, security & surveillance work, access control, among many other applications and settings. Local
- Transmitter
- Multimode Fiber
- Unidirectional Audio
- Hot-Swappable
The ST-2A-1 Fiber Transmission System (Transmitter) from Meridian Technologies incorporates an all-digital encoding technology that supports two unidirectional audio channels over one optical fiber. This model uses multimode fiber. It is well suited for use in intelligent transportation systems, security & surveillance work, access control, among many other applications and settings.
Local indicators provide a visual indication of the status of each audio channel. 3-pin terminal blocks are used for connection of the audio channel interfaces. This series is also compatible with Meridian's SpectraSmart Network management and diagnostic PC-based system.
The DigiSlim product family is available as rack mount cards and modules that can be installed in any of Meridian's desk chassis or in 19" racking frames. This system can be configured in either star (module to rack) or trunking (rack to rack) configurations. These systems can be transformed in to a standalone module by using SR-500/S (standard configuration) or SR-1000/S frames.
- The device supports unidirectional audio
- This model is a laser-based system that uses multimode fiber
- This model uses ST fiber connectors
- It features 24-bit native digital encoding
- It uses Surface Mount Technology (SMT) for high reliability and repeatability
- This solution is designed to be reliable and repeatable
- Local LED indicators provide visual cues for system status
- System diagnostics are available for performance parameters
- The card is hot-swappable
- The laser features biased photo-detector circuitry for stable optical output over the full temperature range
- It meets NEMA TS1/TS2 and CALTRANS specifications
- It uses internal switching power supplies
- Automatically resettable solid-state current limiters are included on all power lines to provide equipment protection
- A wide optical dynamic range means optical attenuators are never needed
- Screw terminals are available for audio
In the Box
Meridian Technologies ST-2A-1 Fiber Transmission System (Transmitter)
- Ten-Year Warranty Against Defects in Material & Workmanship (from Original Date of Shipment)
| Audio | I/O Impedance: 600 Ohm (Balanced), 47 kOhm (Unbalanced) Frequency Response: 10Hz to 20KHz SNR: >90dB (Weighted) @ 1KHz In/Out Level: -8 to +8dBm (4Vp-p max.) Total Harmonic Distortion: <0.01% @ 1KHz Resolution: 24 Bi |
| Optical | Fiber Type/Size (um): Multimode (FP Laser) 9/125 Optical Output (dBm): -5 Receiver Sensitivity (dBm): -26 Optical Budget (dB): 21 Wavelength (nm): 1300/850 Optical Connector: ST Optical Dynamic Range (dB): 24 Fiber Data Rate: 250Mbps |
| Connectors | Video: 75 Ohm BNC (Gold Center Pin) Optical: ST Audio/Contact Closures: 14-pin Screw Terminals |
| Indicators | (1) Green: Power On (1) Bi-Color: TX Carrier/ Laser Over Current (1) Bi-Color: RX Carrier - Present / Error (1) Bi-Color: Audio Present / Overmodulation |
| Life | >170,000 hours @ Ground Fix 35C degrees per MIL217F |
| Power | 6W |
| Dimensions (HxWxD) | 0.8 x 6.5 x 5" (20 x 160 x 127mm) (1) slot |
| Weight | 1 lbs (0.45kg) |
| Packaging Info | |
|---|---|
| Package Weight | 1.5 lb |
| Box Dimensions (LxWxH) | 10.0 x 7.0 x 3.0" |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- 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
4.3 ★★★★★
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Product Reviews
★★★★★ 5
Great tablet
Color: Gray, Size: 128 GB, Style: Tab A11+
Bought this for my wife on her birthday and she loves it. Really great tablet - right size, great color and screen clarity and plenty of storage and speed.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 4, 2026
★★★★★ 5
Crisp, bright, natural colors. Excellent monitor for the cost.
Size: 24 inch 100Hz
Excellent monitor. Haven't tried the internal speakers since I use amplified speakers and most often a headset through them. So probably an option I may never use anyway, but may test them out just to see how good they are...or how bad.😂
Color is crisp and clear and gave me the screen resolution I needed 1920x1080. Text is clear and legible, graphics are as good as your graphics card will allow, so if you're not using a high end graphics card don't expect this monitor to improve motherboard built-in graphics or older low end graphic cards, that's not the monitors fault, it's your MB or GC that's the problem.
Overall I'm very happy with this monitor and been well worth the price I paid for.
Yes, I'd recommend this monitor.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 29, 2026
★★★★★ 5
Great Monitor Great Price.
Size: 24 inch 100Hz
Great Monitor for the price. It has a vibrate color and very easy to set up. This replaced my old worn out Monitor.
The only downside is you have to look hard in the user manual to find it in English. it's in several several languages.
over all you cain't beat it for the price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 1, 2026
★★★★★ 5
Awesome as a Computer Monitor—Crisp, Sleek, and Perfect for Daily Use!
Size: 24 inch 100Hz
I'm currently using the Philips 24-inch Frameless Full HD Monitor (1920 x 1080) as my primary computer display, and I must say, it has truly exceeded my expectations. The frameless design lends an elegant, modern aesthetic that seamlessly integrates into any workspace. It not only enhances the visual appeal of my setup but also creates the illusion of a larger screen, all while conserving valuable desk space.
In terms of performance, the picture quality is exceptional. Text appears remarkably sharp, and colors are vibrant and lifelike, which greatly enhances my viewing experience. I’ve spent several hours in front of this monitor, whether working on projects, enjoying movies, or juggling multiple applications, and I’ve found that it minimizes eye strain—something I greatly appreciate during long days of use.
Considering the price point, this monitor truly stands out in both quality and design. If you’re in the market for a reliable and stylish monitor that performs exceptionally well for everyday computer tasks, I wholeheartedly recommend this Philips model as a fantastic choice. Excellent response time.
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Reviewed in the United States on April 22, 2025
★★★★★ 5
Excellent monitor!!! Be aware that it does not have internal speakers.
Size: 24 inch 100Hz
Beautiful image. This monitor is excellent and I am very happy with it.
However, you should be aware that it does not have any internal speakers and it does not have any audio input. It does have audio output for external speakers or headphones. For me, this was not a problem since I use a USB external speaker for better clarity.
The lack of internal speakers was a surprise to me, but I suppose since the lack of speakers mentioned in the product description should have tipped me off.
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Reviewed in the United States on April 29, 2026
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