Description
Video
Video Processing
4:2:2 (Y/Pb/Pr), 8-bit
Number of video channels
2 channels
Input Formats
HDMI IN 1--2 connectors:
720/59.94p, 720/50p, 1080/59.94i, 1080/50i, 1080/59.94p, 1080/50p
SVGA (800 x 600/60Hz), XGA (1024 x 768/60Hz),
WXGA (1280 x 800/60Hz), FWXGA (1366 x 768/60Hz),
SXGA (1280 x 1024/60Hz), SXGA+ (1400 x 1050/60Hz),
UXGA (1600 x 1200/60Hz), Full HD (1920 x 1080/60Hz),
WUXGA (1920 x 1200/60Hz)
* The refresh rate is the maximum value of each resolution.
* Conforms to CEA-861-E, VESA DMT Version 1.0 Revision 11.
* 1920 x 1200/60 Hz: Reduced blanking
* The input interlaced video signal is converted to progressive video signal by internal processing.
* HDCP is not supported.
Output Formats
HDMI OUT MAIN, PVW connectors:
1080/59.94p, 1080/50p
* The video signal frame rate can be selected at the SYSTEM menu (59.94 Hz or 50 Hz).
* HDCP is not supported.
Stream and Video Recorder
Protocols: RTMP, RTMPS, SRT (Caller, Listener)
Container: FLV (RTMP, RTMPS), MPEG2-TS (SRT)
Recording File Format: MP4
Codec:
H.264, Profile High/Main/Baseline
720/59.94p, 720/50p, 1080/59.94p, 1080/50p
Target bitrate up to 20,000 kbps
AAC-LC, 16 bits, 48 kHz, stereo, target bitrate up to 384 kbps
* Stream and Video Recorder functions are not available in "SRT In only" mode.
Audio Recorder
File Format: WAV
Codec: Linear PCM, 16 bits, 48 kHz, stereo
* Audio Recorder function is not available in "SRT In only" mode.
Video Player
File Format: MP4
Codec:
H.264
Maximum 1080/29.97p, Progressive
Average bit rate of 10,000 kbps or less
AAC LC, 16 bits, 48kHz, Stereo
* Video Player function is not available in "High Quality" mode or "SRT In only" mode.
SRT In
Protocols: SRT (Caller, Listener)
Container: MPEG2-TS
Codec:
H.264
Maximum 1080/60p, Progressive
Average bit rate of 20,000 kbps or less
AAC LC, 16 bits, 48 kHz, Stereo
* SRT In function is not available in "High Quality" mode.
* In "Standard" mode, the SRT In is limited to maximum 1080/30p, average bit rate of 10,000 kbps or less.
USB Video or Audio
USB Video: Maximum 720p29.97, Uncompressed (YUY2)
USB Audio: Linear PCM, 16 bit, 48 kHz, stereo
* You can use either USB video or USB audio.
* The USB VIDEO IN Mode can be selected at the SYSTEM menu (Video Only or Audio Only).
* The USB STREAM output of the following Roland products can be used with the SR-20HD:
VR-4HD, UVC-01
* USB Video and Audio functions are not available in "High Quality" mode or "SRT In only" mode.
Import Still Image
PNG File (.png), Maximum 1920 x 1080 pixels, 24-bit color (alpha channel not supported)
JPEG File (.jpg .jpeg), Maximum 1920 x 1080 pixels, 24-bit color
Save Still Image
JPEG File (.jpg), 1920 x 1080 pixels, 24-bit color
Video Effects
Scene: Picture in Picture, Split, Picture by Picture
Transition: Black fade, Mix fade
Key Composition: Luminance key, Chroma key
Other: Output fade, Test pattern output, Stream Delay
Audio
Audio Processing
24 bits, 48 kHz
Number of audio channels
15 channels
Audio Formats
HDMI IN/OUT connectors: Linear PCM, 24 bit, 48 kHz, stereo
Audio Effects
Delay, High Pass Filter, Gate, Compressor, Equalizer, Limiter, Test tone output
Audio Player
File format: WAV (Linear PCM, 16 bits, 48 kHz/44.1 kHz, stereo)
Common Section
Recording Media
SDXC/SDHC card (sold separately)
* SDXC card is required for video recording. When using the SR-20HD, you must always install an SD card.
Other Functions
Panel lock function
EDID emulator
Connectors
Input Connectors
HDMI IN 1--2 connectors: HDMI type A (Multi-format supported)
AUDIO IN 1--4 jacks: Combo type
XLR type: balanced, phantom power (DC 48 V, 10 mA), (1 GND, 2 HOT, 3 COLD)
1/4-inch TRS phone: balanced
Output Connectors
HDMI OUT MAIN, PVW connectors: HDMI type A
LINE OUT jack: RCA phono type
PHONES jack: Stereo miniature phone type
Input/Output Connector
HEADSET jack: Stereo miniature phone type (3.5 mm, 1/8-inch, TRRS 4-pole, CTIA)
Other Connectors
USB VIDEO IN port: USB A (USB 3.0)
USB CONTOL port: USB A (USB 2.0)
LAN (DIRECT STREAM) port: RJ-45, 1000BASE-T (for Live Streaming and SRT In/Out)
DC IN jack
Audio Input/Output Characteristics
Nominal Input Level
AUDIO IN 1--4 jacks: -52 to +4 dBu (Maximum Input level: +24 dBu)
LINE IN jack: -10 dBu (Maximum Input level: +10 dBu)
Input Impedance
AUDIO IN 1--4 jacks (XLR type, with phantom power): 5 k ohms
AUDIO IN 1--4 jacks (XLR type, without phantom power): 7 k ohms
AUDIO IN 1--4 jacks (TRS 1/4-inch phono type): 7 k ohms
LINE IN jack: 18 k ohms
Nominal Output Level
AUDIO OUT jack: -10 dBu (Maximum Output level: +10 dBu)
PHONES jack: 72 mW + 72 mW (32 ohms)
Output Impedance
AUDIO OUT jack: 1 k ohm
Others
Display
4.3 inches TFT color LCD: 480 x 272 dots
Power Supply
AC adaptor
Current Draw
3.5 A
Power Consumption
42 W
Operation Temperature
+0 to +40 degrees Celsius
+32 to +104 degrees Fahrenheit
Dimensions
300 (W) x 215 (D) x 86 (H) mm
11-13/16 (W) x 8-1/2 (D) x 3-7/16 (H) inches
Weight (excluding AC adaptor)
2.4 kg
5 lbs 5 oz
Accessories
Startup Guide
Leaflet "USING THE UNIT SAFELY"
AC adaptor
Power cord
* 0 dBu = 0.775 Vrms
* The terms HDMI, HDMI High-Definition Multimedia Interface, HDMI Trade dress and the HDMI Logos are trademarks or registered trademarks of HDMI Licensing Administrator, Inc.
* SRT (Secure Reliable Transport) is an open source video transport protocol and technology stack, developed and pioneered by Haivision.
