Extron electronics System 4LD xi Specifications

Specifications — System 4LDxi xi xi xi xi Switcher
Video
Gain ............................................... Unity
Bandwidth .................................... 300 MHz (-3dB)
Crosstalk ....................................... -80dB @ 3.58 MHz
Switching speed ........................... 5 mS (max.)

Video input

Number/signal type ................... 4 universal inputs (RGBHV, RGBS, RGsB, RsGsBs, S-video, composite video)
Connectors .................................... 4 x 5 BNC female
Minimum/maximum levels ...... Analog ....... 0.3V to 2V p-p with no offset
Impedance .................................... 75 ohms (deselected inputs)
Horizontal frequency .................. 15 kHz to 150 kHz
Vertical frequency ....................... 30 Hz to 150 Hz
Return loss .................................... -30dB @ 5 MHz

Video output

Number/signal type ................... 1 RGBHV, RGBS, RGsB, line-doubled video
Connectors .................................... 5 BNC female
Minimum/maximum levels ...... 0.3V to 2.0V p-p
Impedance .................................... 75 ohms
Return loss .................................... -25dB @ 10 MHz
DC offset ....................................... ±5mV maximum with input at 0 offset
Switching type ............................. Triple Action, 0 S to 5 S, adjustable
Sync
Input type ..................................... RGBHV, RGBS, RGsB, RsGsBs
Output type .................................. RGBHV, RGBS, RGsB, RsGsBs
Standards ...................................... NTSC 3.58, NTSC 4.43, PAL, SECAM
Input level ..................................... 0.5V to 5V p-p
Output level .................................. 0.5V to 5V p-p
Input impedance .......................... 510 ohms (deselected inputs)
Output impedance ...................... 75 ohms
Max input voltage ....................... 5V p-p
Max. propagation delay .............. 5 nS
Max. rise/fall time ....................... 5 nS
Polarity .......................................... Positive or negative (follows input)
Audio
Frequency response ..................... 20 Hz to 20 kHz, ±0.05dB
THD + Noise ................................ 0.002% @ 1 kHz at rated maximum output drive
S/N ................................................ >95dB at rated maximum output drive
Crosstalk ....................................... <-85dB @ 20 Hz to 20 kHz, fully loaded
Stereo channel separation .......... >60dB @ 20 Hz to 20 kHz
CMRR ............................................ >60dB @ 20 Hz to 20 kHz

Audio input

Number/signal type ................... 4 stereo, balanced/unbalanced
Connectors .................................... 4 5 mm captive screw connectors, 6 pole
Impedance .................................... >10 kohms unbalanced, >20 kohms balanced, AC coupled
Maximum level ............................ +11.2dBu, (balanced or unbalanced) at stated %THD+N
Input gain adjustment ................. –95.5dB to +31.5dB, adjustable per input
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System 4LDxi xi xi xi xi • Specifications