Gemini 4:4:4




When everything counts, shooting uncompressed has never been easier. This light, compact recorder has supported many feature films and high-end commercials.

Upgrade your Gemini 4:4:4 to support ARRIRAW, Canon 4K Cinema Raw, and even 3D.


The Game-Changing Compact HD Recorder


The Gemini 4:4:4 is a professional, high-definition video recorder that fits in the palm of your hand. Gemini 4:4:4 functions as a high-quality monitor, a recorder, and a playback device.

As a recorder, Gemini 4:4:4 records in the ultimate highest quality possible—uncompressed and RAW*, as well as capable of recording/combining/playing back 3D* video.

*With Paid Upgrade

Gemini 4:4:4 records to specially certified and tested 1.8” solid-state hard drives that can be purchased from Convergent Design through your local dealer.


Feature Specification
Video Standards HD-SDI, SMPTE 292M; HD-SDI Dual-Link, SMPTE 372M
Video Formats 1080p23.98, 24, 25, 29.97, 30, 50, 59.94, 60; 
720p50, 59.94/60
Video I/O Four BNCs, (2 Input, 2 output, with individual power-down options)
Record Features Uncompressed RGB 10-Bit 4:4:4 Recording into DPX file format (audio recorded into WAV file)
  Spans across drives (for longer record times) or (Record simultaneously to both drives – Planned)
Playback Control Play and Pause
S-Log, Log-C Support Support for S-Log, Log-C
Media Two Slots for 1.8" Solid State Drives (SSD),  256GB / 512GB sizes;
SSD Performance: 250 MBytes/Sec Write, 415 MBytes/Sec Read, 6 Gbps SATA Interface
Note: Only SSD Media supplied by Convergent Design can be used in the Gemini
Transfer Station 1.8" SSD to 6 Gbps Universal Transfer Station (included)
Built-In LCD Monitor 5" high brightness LCD, 800 cd/m², 800 x (RGB) x 480 Pixels, 24-Bit, 900:1 True Contrast, Wide 170⁰ Viewing Angle, Color Calibrated at Factory, 1:1 Pixel Mode
Software Compatibility Support  for Final Cut Pro, Premiere, Smoke, Flame, DaVinci
Menu System Touch Sensitive Menu
Timecode HD-SDI Embedded (SMPTE RP-188) or LTC via optional cable
Digital Audio I/O HD-SDI Embedded uncompressed, 24-Bit, 48K; 2-channels, stored in WAV format.
3D - Dual Stream (Option) Paid option for Full Stereo (dual stream) record and playback in a single Gemini unit;
Cameras must be Gen-locked to operate properly with the Gemini
  Left and Right Video Streams recorded as individual files, in full uncompressed
  Vertical Flip, Horizontal Flop, for either/both streams
  Individual output of each stream or Combine: Side by Side, Line by Line, Anaglyph, 50/50 Composite and Luma Differencing
Upgrade Options ARRIRAW and Canon Raw recording and playback with Confidence Monitoring
Remote Control Wired Remote Control with Tally Light and LTC I/O
Power Requirements 5  to 19 Volts DC, 8 to 16 watts (active) / 4.0 watt (power-save mode); 7-second boot-up time
Size, Weight 138 x 120 x 37 mm (5.4 x 4.7 x 1.45");  680g (1.5 lb); Milled Aluminum Case
Environmental +40 to -10 ⁰C Ambient Temp (Operating) / +70 to -20 ⁰C (Storage)
Gemini Production Kit Gemini 4:4:4 Recorder, Transfer Station, HD-SDI cables, HDMI cable, Hotshoe with 1/4"x20 Ball Mount, Universal AC Power Supply, 4-Pin XLR Power Cable, D-Tap Power Cable, Stylus, Custom Fitted Hard Plastic Case
Optional Accessories 256GB / 512GB SSD Media, DC to DC Converter (Input: 20 to 32V, Output: 12V), Remote Control, extra Transfer Station(s)
Notes 1080p29.97/30 and 1080p50/59.94/60 data must be striped across both drives, so simultaneous recording / 3D is not supported for these formats. (Data from two SSDs can be readily combined for editing). Also 1080p50/59.94/60 only supported in 4:2:2 sampling.
  Specifications subject to change without notice. Gemini 4:4:4 is discontinued.

** Available in the future via a free firmware update.
All specifications are subject to change without notice.

Recording Format DataRate
512 GB
(2) x 512 GB
1080p24 444: Uncompressed 187 44 88 1
1080p30 444: Uncompressed 233 36 72 2
1080p50 444: Uncompressed 388 21 42 2
1080p60 444: Uncompressed 466 18 36 2 x 512GB
2K RAW @ 30 fps 78 108 216 2
2K RAW @ 60 fps 156 54 108 2 x 512GB
ARRIRAW (16:9) @ 24fps 168 50 100 1
ARRIRAW (16:9) @ 30fps 210 41 82 1
ARRIRAW (16:9) @ 50fps 350 24 48 2x 512GB
ARRIRAW (16:9) @ 60fps 420 20 40 2x 512GB
ARRIRAW (16:9) @ 24fps 221 37 75 2
ARRIRAW (16:9) @ 30fps 280 30 61 2
ARRIRAW (16:9) @ 48fps 447   34 2x 512GB





At Convergent Design we take great pride in the products we design and manufacture. Our products are developed, designed, manufactured, tested and serviced in our facility in Colorado Springs, CO by product designers, engineers and technicians that truly care about the quality and commitment that goes into every unit.

You can take pride in knowing that your Convergent Design device is manufactured to the highest possible standards and supported by our commitment to quality and customer satisfaction.



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우편번호: 08298, 서울특별시 구로구 공원로 41 현대파크빌 324호 (지번주소: 서울시 구로구 구로5동 108)
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