Sony HDC-4300 – Camera Chains & Accessories

The HDC-4300 requires the BPU-4000 (base station unit) paired with HDCU-4300 (HD/4K control unit) for SMPTE fiber-based operation—the standard chain for OB and studio deployment. This architecture supports RCP (remote control panel) integration via established Sony protocols. Optional 3G-SDI, 12G-SDI, and IP/Networked Media interfaces require separate interface boards; confirm which option boards are installed in your configuration. Legacy CCU compatibility depends on your existing control ecosystem—consult your integrator on firmware version alignment and RCP protocol specifics for your installed base.

Operating temperature range is -20°C to +45°C, suitable for most broadcast environments but requiring active cooling in sustained high-heat scenarios (e.g., outdoor summer events). The 3-chip CMOS sensor and prism optics are sealed but not rated IP67; protect from rain and dust ingress during transport and outdoor setup. Routine maintenance includes lens element inspection, filter wheel cleaning (ND/CC filters), and firmware updates via the BPU-4000. Establish a preventive maintenance schedule with Sony service; spare filter packs and optical cleaning supplies should be stocked for extended OB campaigns.

SMPTE fiber output is delivered via the BPU-4000/HDCU-4300 integration using industry-standard single-mode or multimode fiber (confirm cable spec with your integrator). Fiber carries camera control, video, and telemetry in one physical path—essential for long-distance OB rigs. Optional 3G-SDI or 12G-SDI outputs are board-selectable alternatives to fiber; these cannot be mixed on the same output port. Plan your signal distribution architecture (fiber vs. SDI) during system design; changing output type requires hardware reconfiguration.

At 4K (3840×2160 or 4096×2160), maximum frame rate is 119.88/100 fps—suitable for cinematic 4K OB and studio work but insufficient for slow-motion replay. HD formats (1920×1080, 1280×720) support up to 479.52/400 fps with optional high-speed software, enabling 8× slow-motion at 59.94p or equivalent. Plan your production workflow around this constraint: designate the HDC-4300 for primary 4K capture or standard-speed HD; use dedicated high-speed camera chains for slow-motion sports/action if required. Confirm the optional HD high-speed firmware is installed before committing to that capability.

Sensitivity is rated at F8.0 with 2000 lux and 89.9% reflectance—approximately equivalent to well-lit studio conditions. For dark venues (theater, concerts), you'll need supplemental lighting or fast glass (the B4 mount supports F1.4 optics); the prism system's F1.4 design provides light-gathering efficiency but depends on lens selection. Signal-to-noise ratio of -62 dB (HD/59.94i) is broadcast-grade; confirm the 4K SNR specification for your intended format. In low-light OB work, test the camera chain on-site with your lens selection and lighting rig to validate exposure latitude.

The HDC-4300 head unit weighs approximately 5.0 kg; the BPU-4000 and HDCU-4300 are separate rack-mounted units with their own physical and power footprints (exact dimensions and power draw require manufacturer datasheets—confirm with your integrator). Each fiber-fed camera chain requires one BPU-4000 and one HDCU-4300. For multi-camera OB vans, aggregate power consumption and thermal load across all CCUs, control panels, and supporting equipment (VTRs, routers, monitoring) into your UPS and generator sizing. Plan redundant PSU circuits for critical camera chains; document all power and cooling requirements during van build.

The HDC-4300 uses a standard 2/3-inch B4 mount, compatible with established broadcast zoom lenses (Canon, Fujinon, Zeiss ranges) and servo-controlled focus/iris motors. No zoom ratio or DoF limitations are inherent to the camera; performance depends on lens selection. Confirm lens motor servo protocols (DC 24V control, RCP compatibility) align with your RCP infrastructure. The F1.4 prism delivers superior optical performance across the lens range; test your glass on the actual head before deployment to validate color rendering under ITU-R BT.2020 gamut in your specific lighting environment.

Built-in ND filter options (Clear, 1/4, 1/8, 1/16, 1/64) and CC filters (Cross, 3200K, 4300K, 6300K) are electronically selectable via the RCP or camera control interface, allowing rapid on-set adjustment without breaking the fiber/SDI connection. Filter changes complete in milliseconds, enabling seamless exposure and color temperature correction during live shooting. For critical productions, pre-compose your filter strategy during rehearsal; use the RCP to verify filter engagement and confirm no artifacts or color shifts. Maintain spare filter packs; document filter maintenance intervals per Sony service guidance.

Optional IP/Networked Media Interface boards are available for the HDC-4300; exact ST 2110 compliance, latency specifications, and bandwidth requirements depend on the installed board variant—confirm the exact option code and firmware version with your supplier. IP deployment requires dedicated gigabit or 25G network architecture, switch capability, and timing/synchronization infrastructure (NMOS IS-04/IS-05 or PTP). Before committing to IP, engage a systems integrator familiar with broadcast networked media; validate network resilience, jitter performance, and failover behavior in a test environment matching your production architecture.