Encoding and rf settings – Contemporary Research QMOD-SDI Integration Guide User Manual

Page 7

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Contemporary Research

7

QMOD-HD Integration

Encoding and RF Settings

There are a number of settings you can change via the QMOD front panel. Some are obvious, and

some are not so obvious. In most applications, the basic settings will work fine with all displays.

Basic Input and RF Settings

Video Input

Sets the video resolution for the RGBHV/Component inputs. Video and S-Video

inputs are automatically set to 480i. The SDI input automatically syncs to 1080i,

720p, or 480i.

- 1080i

- 720p (default)

- 480p

- 480i

The settings are similar on the QMOD-SDI, except that there is no RGB input. The QMOD-SDI
automatically senses the SDI resolution.

Video Format

Sets the video resolution for the RGBHV/Component inputs. Video and S-Video

inputs are automatically set to 480i.

- 1080i

- 720p

- 480p

- 480i

Channel

XXX
Left/Right steps through channel numbers (use Left to access high channels)

Cable Format

Standard cable frequencies (default)
HRC – same as Standard, channels 5 and 6 slightly different
IRC – All channel frequencies are different than the standard cable setting

RF Level dB

Sets the output level of the RF output, in dBmV
- 29 (default)
- 25
- 21
- 17
- 13
- 9

Audio Input

Digital Optical (PCM)
Digital Coax (PCM)
Analog (default)

No Vid Color

Displays a color background with there is no video input, or the resolution doesn’t match the
QMOD settings.

- Orange
- Purple (default)
- Green

QAM Type

Today, most displays are set to tune 256 QAM. If a site has some very old displays, they
might only be able to tune in channels set to 64 QAM. Continuous Wave is often used to test
the channel with a meter.
- 64
- 256 (default)
- CW (Continuous Wave)

Firmware

Shows version
QMOD-HD VX.X NNNN
VX.X = Control Firmware
NNNN = Encoder Firmware
Touch Right Arrow – J83B XXXXXXXXX=QAM Processor Firmware

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