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The HDG-20 portable video test generator offers an extensive list of advanced features at an affordable price.

The HDG-20 provides still and moving test patterns in SD and HD formats at full broadcast quality. It also outputs audio tone, time code and closed caption characters. It even features a dual-link 2k resolution video output and an optional sync input (for genlock).

The HDG-20 fits in the palm of your hand and has four buttons to operate the menu displayed on its bright LCD screen. RS-422 firmware upgrade provides for hassle free updates.

Doremi Labs designed the HDG-20 to offer video professionals a low cost portable test generator to calibrate and test video equipment and displays at broadcast, post production, concert, home theater, and R&D facilities.

HDG Control Panel

Remote control software for the PC or MAC. Connects via a RS422 serial connection. It provides an easy to use graphical interface to select all HDG-20 settings. Current active settings are always on display above the three function tabs.

F E A T U R E S

STILL PATTERNS
100% Color Bars
15% Grey and 25% Grey
Black
Black to White Gradient
Borderline
Check Field (equalizer / pll)
Cross Hatch
Full White, Red, Green and Blue
Grey Levels -16 bars: Grey/Red/Green/Blue
Moiré Circle Effect / Zone Plate
Random Noise
SMPTE Bar
Target
Vertical Lines / Horizontal Lines
Multiburst
Random Generator for all still patterns

MOVING PATTERNS
Can be combined with still patterns above for hundreds of variations
1 or 2 moving squares with
shape and color change effect
Full Motion of still pattern
Snow
Scrolling Title
Speed control of motion
Inverse effect with still pattern

AUDIO TONE GENERATOR
1kHz Sine Wave embedded on SDI
4 Channels on 4 Groups
Audio Level Settings (8 Values)
Audio Synchronization Mode

CLOSED CAPTION
CC as ancillary data in video stream
CEA-708 close caption (optional)

TIME CODE GENERATOR
TC as ancillary data in video stream
Drop or Non-Drop Frame
On Screen Burn in Window

VANC GENERATOR
Inserts a counter packet into VANC

VIDEO INPUT
Sync Input (Option)

VIDEO OUTPUT
Two BNC connectors provide either:
-Two identical serial digital (SDI) outputs
-Dual Link serial digital output (YPbPr/RGB)
Pair with Doremi’s HDVI-20 for DVI output

Formats Supported
NTSC & PAL
720p - 60, 59.94, 50Hz
1080i / 1080p - 30, 29.97, 25, 24, 23.98Hz
2048x1080p & sf - 24, 23.98Hz

Standards: SMPTE 125M, 274M, 296M, 372M, 292M
Bit Rate: 1.485 Gb/s, 1.4835 Gb/s, 270Mb/s
Resolution: 10bit

INTERFACE
Two line LCD with menu controls
Save settings to memory option

OTHER
RS-422 for remote control and
firmware upgrades

GENERAL
5 - 18 volts (screw-on connector)
External Locking Power Adapter: 100-240VAC 50-60Hz
5.4” x 3.7” x .8” (138mm x 93mm x 22mm)