SSU 2000
TimeSource 3100
TimeProvider 1000
Symmetricom提供多款電信等級的SSU產品，客戶可依需求選擇適當的型號。其基本規格如下：
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SSU 2000
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TS 3100
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TP 1000
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Input Type
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GPS, E1, DS1, 1/1.544/2.048/5/10 MHz
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GPS, E1/2.048MHz
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GPS, 1.544/2.048/6.312/5/10 MHz, T1/E1, CC, JCC or JCC4
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Output Type
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T1/E1, 2.048/1.544 MHz, NTP over Ethernet, Select rate RS-422/TTL that provides output
frequencies from 8 kHz to 4096 kHz in 8 k steps
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T1/E1, 2.048/10 MHz, 1PPS, NTP over RS-422, ESCIU, IRIG-B
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T1/E1, 1.544/2.048/6.312 MHz, 8 kHz, CC, JCC and JCC4, NTP over Ethernet
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Max Capacity
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Main shelf: up to 60 fully redundant outputs
• Up to 400 1:1 protected outputs, four expansion
shelves, 100 protected outputs per shelf
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2 E1, 8T1/E1/2.048 MHz, 4 IRIG-B, 2 ESCIU
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64 per IOC (Up to 32 output connections on main shelf; Up to 32 additional output connections on expansion panel)
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Rubidium Option
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Yes
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No
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Yes
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