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© www.kramerelectronics.com 2008 

 

1 2 0 4 V 3 S     1 2 x 4    

SIERRA PRO™ 12 SERIES ROUTING SWITCHERS

  

SIERRA PRO 1204 SERIES 

12X4 YUV MATRIX SWITCHER WITH BALANCED STEREO AUDIO 

SPECIFICATIONS  

VIDEO 

AUDIO 

INPUT IMPEDANCE  

75Ω 1%

 

INPUT CONNECTOR TYPE  

BNC 

VIDEO INPUT LEVEL  

300mV to 2.5V P-P 

PULSE INPUT LEVEL  

0.2V to 5V P-P 

VIDEO BANDWIDTH  

400MHz @ - 3dB 

PULSE RATE  

up to 200kHz 

CROSSTALK  

- 80dB @ 1MHz  

-47dB @ 100MHz 

- 30dB @ 150MHz 

1 INPUT TO MANY OUTPUTS  

All electrical specifications remain the same 

VIDEO GAIN  

Unity 

VIDEO OUTPUT LEVEL  

200mV to 2.5V P-P 

PULSE OUTPUT LEVEL  

> 2V P-P into 75

Ω

 

OUTPUT IMPEDANCE  

75

Ω

 

OUTPUT CONNECTOR TYPE  

BNC 

STORAGE TEMPERATURE RANGE  

- 10 to + 60 deg. C 

PERFORMANCE TEMPERATURE RANGE  

10 to 30 deg. C 

HUMIDITY  

0 to 100% RH non-condensing 

PASSBAND RESPONSE  

+/- 1dB DC - 300MHz 

PULSE RISE TIME  

1-10 nanoseconds 

MAXIMUM SOURCE OUTPUT LEVEL  

+ 24dBu balanced; 18dBu un-balanced 

INPUT IMPEDANCE  

> 20k

Ω

 

OUTPUT IMPEDANCE - SERIES 8 AND 12  

50

Ω 

unbalanced, 100

Ω 

balanced 

OUTPUT IMPEDANCE - SERIES 16 AND 32  

150

Ω

, balanced 

VOLTAGE GAIN SERIES 8 AND 12  

Unity +/- 0.5 dB (driving high-Z balanced output) 

VOLTAGE GAIN SERIES 16 AND 32  

Unity +/- 0.1dB (driving high-Z balanced output) 

FREQUENCY RESPONSE  

20 to 20kHz +/- 0.1 dB, - 3dB @ 100kHz 

S/N RATIO (20 TO 20KHZ) SERIES 8 AND 12  

> 90dB, output 21dBu, balanced 

S/N RATIO (20 TO 20KHZ) SERIES 16 AND 32  

110dB ref. to + 24dBm 

CROSSTALK (ALL INPUTS HOSTILE) SERIES 8 AND 12  

> 80dB @ 1kHz 

CROSSTALK (ALL INPUTS HOSTILE) SERIES 16 AND 32  

80dB @ 15kHz 

IM & THD (20 TO 20KHZ)  

0.05% to + 24dBm 

AUDIO CONNECTORS  

Removable captive screw terminals 

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