FOXBOX 4G Tx/Rx • Reference Information
Reference Information, cont’d
FOXBOX 4G Tx/Rx • Reference Information
A-4
A-5
Sync — FOXBOX 4G VGA TX/RX
Input type ....................................... RGBHV, RGBS, RGsB, RsGsBs
Output type .................................... RGBHV, RGsB (follows input or can be set
by user)
Input level ...................................... 2.5 V to 5.0 Vp-p
Output level ................................... TTL: 5.0 Vp-p, unterminated, on HV;
or 0.3 Vp-p on Gs, terminated
Input impedance ........................... 10k ohms
Output impedance ........................ 75 ohms
Polarity............................................ Positive or negative (follows input or can
be set by user)
Video — FOXBOX 4G DVI TX/RX
N
*Appropriate DVI-D to HDMI cables or adapters are required
for HDMI signal input/output.
N
The FOXBOX 4G DVI Series can be used to distribute HDMI
signals if you use a DVI-to-HDMI adapter. However, when
using HDMI signals, these units do not transmit audio and
CEC signals.
Resolution range ........................... Up to 1600x1200 or 1080p @ 60 Hz, pixel
for pixel;
higher resolutions up to 1920x1200 @60 Hz,
undersampled
Formats ........................................... RGB and YCbCr digital video
Standards ........................................ DVI 1.0, HDMI 1.2
Video input — FOXBOX 4G DVI TX
Number/signal type ..................... 1 single link DVI-D (or HDMI*)
Connectors ..................................... 1 female DVI-I
Video output — FOXBOX 4G DVI RX
Number/signal type ..................... 1 single link DVI-D (or HDMI*)
Connectors ..................................... 1 female DVI-I
Nominal level ................................ 0.8 Vp-p
Video delay .................................... 1-2 frames
Audio
Gain
Range .................................. Adjustable, -18 dB to +10 dB
Default ................................ Unbalanced output: 0 dB
Frequency response ...................... 20 Hz to 20 kHz, ±0.5 dB
THD + Noise .................................. 0.10% @ 1 kHz at nominal level
S/N .................................................. >80 dB at maximum output (unweighted)
CMRR .............................................. 65 dB @ 20 Hz to 20 kHz
Audio bits per sample .................. 18 bits per channel, 2 channels (L, R)
Sampling rate ................................. 48 kHz
Audio input — transmitters (FOXBOX 4G DVI/VGA TX)
Number/signal type ..................... 1 unbalanced stereo or 2 unbalanced mono
Connectors ..................................... (1) 3.5 mm mini stereo jack
Impedance ...................................... 18k ohms unbalanced, DC coupled
Nominal level ................................ -10 dBV (316 mVrms)
Maximum level .............................. +8.9 dBV, (unbalanced) at 1% THD+N
N
0 dBu = 0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV
≈
2 dBu
Audio output — receivers (FOXBOX 4G DVI/VGA RX)
Number/signal type ..................... 1 unbalanced stereo or 2 unbalanced mono
Connectors ..................................... (1) 3.5 mm mini stereo jack
Impedance ...................................... 50 ohms unbalanced
Nominal level ................................ -10 dBV (316 mVrms)
Maximum level (Hi-Z) ................. +7.6 dBu, unbalanced at 1% THD+N
Maximum level (600 ohm) ........... +6.3 dBu, unbalanced at 1% THD+N
Audio delay ................................... 1.5 frames
Control/remote
Serial control ports on each unit (transmitter and receiver)
Control ................................ 1 RS-232, 2.5 mm mini stereo jack
(front panel)
Pass-through ...................... 1 RS-232, 3.5 mm captive screw connector,
5 pole (3 pins are used) (rear panel)
Baud rate and protocol
Control ................................ 9600 baud, 8 data bits, 1 stop bit, no parity
Pass-through ...................... 9600 to 115200 baud
Serial control pin configuration .. Mini stereo jack: tip = Tx, ring = Rx,
sleeve = GND
