Channels | 9 x switchable BNC channels (primary and backup) |
Typical Return Loss | Base and Option REF 50 MHz Electronic Fast Switch Channels:
35 dB, 300 kHz to 6 MHz
25 dB, 6 MHz to 30 MHz
Option HREF 3 GHz Relay Switch Channels:
40 dB, 300 kHz to 6 MHz
30 dB, 6 MHz to 30 MHz
15 dB, 30 MHz to 1.5 GHz
10 dB, 1.5 GHz to 3 GHz |
Insertion Loss | Base and Option REF 50 MHz Electronic Fast Switch Channels:
< ±0.2 dB DC to 10 MHz
Typical < -1 dB DC to 50 MHz
Option HREF 3 GHz Relay Switch Channels:
< -0.1 dB DC to 10 MHz
Typical < -3 dB DC to 3 GHz
Equivalent to approx. 16 ft (5 m) of Belden 1694 cable |
Maximum Switched Voltage | Base and Option REF 50 MHz Electronic Fast Switch Channels:
-3 to 5 V
Option HREF 3 GHz Relay Switch Channels:
±2.5 V peak, 1.5 V RMS
Option LTC Channels:
±5 V |
Maximum Switched Current | (Option HREF only): 100 mA |
Crosstalk | Base and Option REF 50 MHz Electronic Fast Switch Channels:
< -60 dB, 300 kHz to 6 MHz
< -40 dB, 6 MHz to 50 MHz
Option HREF 3 GHz Relay Switch Channels:
< -48 dB, DC to 1.5 GHz
< -40 dB, 1.5 GHz to 3 GHz |
Relay Switch Interruption Time | (Option HREF only):
Time for Relays to Switch and Settle:
Typically 0.5 ms to 2 ms |
Channel Switch Settling Time | (Base and Option REF only with identical signals on both inputs):
Time for Relays to Switch and Settle:
Bi-Level and Tri-Level Sync:
Typically 5 ns glitch, then 125 ns to 90% of final value
AES and 1 V Word Clock:
Typically 5 ns glitch, then 250 ns to 90% of final value
5 V Word Clock:
Typically 25 ns glitch, then 500 ns to 90% of final value |
Preset Threshold Signal Types | Base and Option REF 50 MHz Electronic Fast Switch Channels:
NTSC, PAL, Tri-level, AES, 1 V word clock, 5 V word clock, custom
Option HREF 3 GHz Relay Switch Channels:
NTSC, PAL, Tri-level, AES, 1 V word clock, SD-SDI, HD-SDI, 3G-SDI, custom |
Signal Level Range to Detect Fault | With preset thresholds:
-2 dB to -4 dB from the nominal level for the selected signal type |
LTC Channels | LTC Threshold Presets:
0.5 to 5 Vp-p in 0.5 V steps, differential or single ended
LTC Load Range:
600 Ω to open circuit
Crosstalk:
< -60 dB for LTC signals
Switching Interruption Duration:
Typically 1 ms |
Power Source | Mains Ranges:
Voltage: 100 to 240 VAC
Frequency: 50/60 Hz
Power Consumption: 50 VA maximum |
Operating Temperature | +32 to 122°F (0 to 50°C) |
Storage Temperature | -4 to 140°F (-20 to 60°C) |
Operating Altitude | To 9842 ft (3000 m) |
Regulatory | EMC:
Complies with EMC Directive 2004/108/EC
Safety:
Approved to: UL61010-1, CAN/CSA-C22.2 No.61010-1
Complies with: EN61010-1, IEC61010-1 |
Dimensions | 1.7 x 19 x 22" (4 x 48 x 56 cm) |
Weight | 10 lb (4.5 kg) |
