Kramer 690R 2‑Channel 3G HD‑SDI Fiber Optic Receiver
Kramer | SKU: KRMR-690R-5080039090
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Most orders placed before 10:00am PST will most likely ship out the same day. We work hard to process and ship your items quickly so you can start enjoying them as soon as possible.
Found a lower price? Contact us and we'll see if we can match it! Price match will only be applied to products sold and shipped by authorized retailers of the brand.
No restocking fee will be charged when you opt for store credit. Exclusions apply.
Condition: New
Kramer 690R 2‑Channel 3G HD‑SDI Fiber Optic Receiver
The Kramer 690R is a high-performance fiber-optic receiver that converts dual 3G HD‑SDI video signals from single‑mode fiber back to coaxial SDI, supporting signal extension up to 10 km. Ideal for broadcast, digital signage, and control-room applications.
Featuring automatic equalization, Kramer’s re‑Klocking™ technology, and compliance with multiple SMPTE standards (259M, 344M, 292M, 424M), the 690R ensures pristine SDI signal integrity with virtually no latency. Compact and reliable, it fits within Kramer’s TOOLS™ form factor and supports rack mounting via an optional rack adapter.
Key Features
- Inputs: 2× single‑mode (9/125) LC fiber connectors
- Outputs: 2× SD/HD/3G HD‑SDI BNC connectors
- Max Data Rate: Up to 3 Gbps per channel
- Extension Range: Up to 10 km via single‑mode fiber
- Kramer Equalization & re‑Klocking™: Supports 200 m (SD‑SDI) and 100 m (3G‑SDI) coax extension
- Support Standards: SMPTE‑259M/344M/292M/424M
- Laser Safety: IEC 60825‑1, FDA 21 CFR 1040 Class 1
- Form Factor: Compact TOOLS™ enclosure (2.4″ × 2.0″ × 0.9″)
- Power: 5 V DC, 350 mA via included adapter
- Rack Mount Option: Compatible with RK‑4PT 1U rack adapter
Technical Specifications
- Dimensions: 2.4″ × 2.0″ × 0.9″ (6.2 × 5.2 × 2.4 cm)
- Weight: 0.31 lb (0.14 kg)
- Inputs: Dual LC single‑mode fiber (9/125)
- Outputs: 2× SD‑SDI/HD‑SDI/3G‑SDI BNC
- Max Bandwidth: 3 Gbps per channel
- Fiber Range: Up to 10 km
- Coax Equalization: 200 m SD‑SDI; 100 m 3G‑SDI
- Power Consumption: 5 V DC, 350 mA
- Operating Temp: 0 - 40 °C; Storage: -40 - 70 °C; RH: 10-90% non‑condensing
- Certifications: IEC 60825‑1, FDA 21 CFR 1040 Class 1 laser
What's Included
- 690R receiver unit
- 5 V DC power adapter
