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USB 3.0 3G-SDI Ca pture Device with
Audio in
CAP-302MJ
User Manual
rev: 180326
Made in Taiwan
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TABLE OF CONTENTS
Safety and Notice
The CAP-302MJ USB 3.0 3G-SDI Capture Device with Audio in has been tested for conformance
to safety regulations and requirements, and has been certified for international use. However, like all
electronic equipments, the CAP-302MJ should be used with care. Please read and follow the safety
instructions to protect yourself from possible injury and to minimize the risk of damage to the unit.
● Follow all instruct ions and warnings marked on this unit.
● Do not attempt to service this unit yourself, except where explained in this manual.
● Provide proper ventilation and air circulation and do not use near water.
● Keep objects that might damage the device and assure that the placement of this unit is on a
stable surface.
● Use only the power adapter and power cords and connection cables designed for this unit.
● Do not use liquid or aerosol cleaners to clean this unit. Always unplug the power to the device
before cleaning.
INTRODUCTION ................................................................................................................ 1
FEATURES ........................................................................................................................ 1
PACKAGE CONTENTS ...................................................................................................... 1
SPECIFICATIONS .............................................................................................................. 2
PANEL DESCRIPTION ...................................................................................................... 3
CONNECTION DIAGRAM .................................................................................................. 4
USB PIN DEFINITION ........................................................................................................ 5
LIMITED WARRANTY ........................................................................................................ 6
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INTRODUCTION
The CAP-302MJ USB 3.0 3G-SDI Capture Device with Audio in provides a professional way to capture
3G/HD/SD-SDI signals. It adopts USB 3.0 interface, which can realize high-speed transmission. Users
can capture 3G/HD/SD-SDI signals by this capture device. Besides, CAP-302MJ can capture and display
original uncompressed 3G/HD/SD-SDI with more realistic color rendition. CAP-302MJ also uses large
volume image buffer technology which effectively avoids the video tearing. The high sampling rate and
high sampling accuracy assure images with high sharpness, rich details, and less color edges.
FEATURES
SDI video and audio streams over USB 3.0
Supports UVC1.0
Supports video resolution up to 1080p 60Hz
Supports SDI loop through
Supports stereo line in
Auto-detection on video format to ensure plug-play operations
Recording Video Format: H.264 (Software Compression)
Works on multiple operation system platforms (Windows 7/8.1/10, Mac and Linux OS)
Compatible with most 3
Supports USB 3.0 (MJPG/YUY2) and USB 2.0 (MJPG)
Low Lattency
System Requirements (Recommanded)
- Windows® 7(SP1) / Windows 8.1 / Windows 10
- PC: Inte l® CoreT M i 5-4440 3.10GHz + NVIDIA® GeForce® GTX 660 or higher
- Laptop: Intel® Core i7-4810MQ + NVIDIA GeForce GTX 870M or higher
- 4GB RAM or higher
1. Video quality is apparently related to the capability of computer and software setting.
2. Please use the included USB 3.0 cable in the box to protect the device and avoid further
compatible issues.
rd
party software such as OBS Studio and AMCap
PACKAGE CONTENTS
1x CAP-302MJ
1x USB 3.0 A to A Cable (host to device)
1x User Manual
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Model Name
CAP-302MJ
Technical
Role of usage
Video Capture Device
SDI standards
SD-SDI, HD-SDI & 3G-SDI
Input Video bandwidth
2.970 Gbit/s, 2.970/1.001 Gbit/s
Output Video bandwidth
Up to 350MBps (USB 3.0)
Video support
Up to 1080p60
SDI Embedded Audio
3.5mm Analog Stereo Audio
Audio Format
2CH 16bit PCM
Recording Mode
Software Compression
Recording Video
Format
ESD protection
Human body model — ±15kV [air -gap disc harge] & ±8kV [contact discharge]
PCB stack-up
6-layer board [impedance control — differential 100Ω; single 50Ω]
Firmware update
Feasible via USB Port
Input
1x SDI + 1x 3.5mm st ereo
Output
1x USB + 1x SDI loop through
BNC connector
3G 75Ω inter-locked socket
USB connector
USB 3.0 Type A (SuperSpeed USB)
OBS Studio (Windows, Linux), AMCap (Windows), Potplayer (Windows)¸ VLC
(Windows), Hangout (Windows), TeamViewer (Windows)
OS Support
Windows 7 /8.1 /10, Mac and Linux OS
Mechanical
CAP-302MJ
Housing
Metal enclosure
102 x 57 x 21mm[4" x 2.2" x 0.8" ]
Package
165 x 111 x 42mm [6.4" x 4.4" x 1.7"]
Carton
490 x 426 x 352mm [1'6" x 1'4" x 13.8"]
Model
163g[5.7 oz]
Package
354g[12 oz]
Fixedness
Wall-mounting case with screws
Power supply
Via USB
Power consumption
3 Watts [max]
Operation temperature
0~40°C [32~104°F]
Storage temperature
-20~60°C [-4~140°F]
Relative humidity
20~90% RH [no condensation]
Audio Input
SPECIFICATIONS
YUY2 (USB3.0), MJPG (USB2.0/3.0)
Software compatibility
(not complete list)
Model
Dimensions
[L x D x H]
Weight
(OS X, Linux), XSplit Boardcast (Windows), Skype (Windows, OS X), Zoom
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PANEL DESCRIPTION
Front/Rear Panel
1. USB OUT: Connect to a USB host (PC, NB, MAC…)
2. Line IN: Connect to analog stereo audio source
3. Slide Switch: Select the audio source from SDI embedded audio or analog stereo audio
[Left] Analog Stereo Audio
[Right] SDI Embedded Audio
4. SDI IN: Connect to a 3G/HD/SD-SDI source
5. LED: Signal LED indicator
6. SDI LOOPOUT: Connect to a 3G/HD/SD-SDI display
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CONNECTION DIAGRAM
4
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P1
P2
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
SHELL
SHELL
USB PIN DEFINITION
VBUS
D-
D+
GND
SSRX-
SSRX+
GND
SSTX-
SSRX+
Shield
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LIMITED WARRANTY
The SELLER warrants the CAP-302MJ USB 3.0 3G-SDI Capture Device with Audio in to be
free from defects in the material and workmanship for 1 year from the date of purchase from the SELLER
or an authorized dealer. Should this product fail to be in good working order within 1 year warranty period,
The SELLER, at its option, repair or replace the unit, provided that the unit has not been subjected to
accident, disaster, abuse or any unauthorized modifications including static discharge and power surges.
Unit that fails under conditions other than those covered will be repaired at the current price of parts
and labor in effect at the time of repair. Such repairs are w arranted for 90 da ys from the day o f reshipment
to the BUYER. If the unit is delivered by mail, customers agree to insure the unit or assume the risk of loss
or damage in transit. Under no circumstances will a unit be accepted without a return authorization
number.
The warranty is in lieu of all other warranties expressed or implied, including without limitations, any
other implied warranty or fitness or merchantability for any particular purpose, all of which are expressly
disclaimed.
Proof of sale may be required in order to claim warranty. Customers outside Taiwan are responsible
for shipping charges to and from the SELLER. Cables are limited to a 30 day warranty and cable must be
free from any markings, scratches, and neatly coiled.
The content of this manual has been carefully checked and is believed to be accurate. However, The
SELLER assumes no responsibility for any inaccuracies that may be contained in this manual. The
SELLER will NOT be liable for direct, indirect, incidental, special, or consequential damages resulting
from any defect or omission in this manual, even if advised of the possibility of such damages. Also, the
technical information contained herein regarding the CAP-302MJ features and specifications is
subject to change without further notice.
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