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STW-TW Series Satellite/Microwave Bidirectional Time- Frequency Transfer/Measurement Equipment
STW-TW Series Satellite/Microwave Bidirectional Time- Frequency Transfer/Measurement Equipment
  The STW-TW Series Satellite/Microwave Bidirectional Time- Frequency Transfer and Measurement Equipment is based on satellite communication or microwave communication links. It utilizes spread spectrum communication and bidirectional comparison principles, and achieves nanosecond-level time synchronization accuracy over long distances through high- precision time interval measurement technology.
Product features

The up and down conversion modules are integrated into the comparison equipment.

Can operate in static or dynamic environments.

Transmit and receive working frequency bands can be customized.

Can achieve one-to-many working modes.

Time transfer or synchronization accuracy: 2ns.

Frequency transfer accuracy: <5E-13 per day.

Product Features

Specification name

Indicator parameters

Remarks

Intermediate

Frequency

transmission

Intermediate Frequency

70MHz

The number of synchronized nodes is related to the code period

Spread spectrum code rate

1MHz, 2.5MHz, 5MHz, 10MHz

Number of channels

10 channels, expandable for more

Frequency input

Input Frequency

10MHz

Optional built-in rubidium clock

Input Power

7dBm~13dBm

Harmonic

≤-30dBc

Spurious

≤-70dBc

Time pulse input

Input Frequency

1Hz(1PPS)


Input amplitude

2~6V

Input pulse width

≥20ns

Time reference input

Time reference

Built-in receiver/external TOD


External time input interface

Network port or serial port

Input content format

ZDA (including year, month, day, hour, minute, and second)

Frequency Output

Output Frequency

10MHz

Impedance 50 ohms

Output Power

7~13dBm

Harmonic

≤-30dBc

Spurious

≤-80dBc

Synchronous time output

Output Frequency

1Hz(1PPS)


Output Interface

Network port, serial port, display screen

Time content format

ZDA (including year, month, day, hour, minute, and second)

Synchronous second pulse output

Pulse Frequency

1pps

Impedance 50 ohms

Output channels

2/4-Channel

Output amplitude

≥2.4V

Pulse Width

1us~10ms

Rising edge

≤2ns

Microwave Link

Time comparison accuracy

1.5ns


Frequency transfer accuracy

5E-13/day

Satellite Link

Time comparison accuracy

2ns


Frequency transfer accuracy

5E-13/day

Monitoring Management

Physical Interface

Network port/serial port


Supply voltage

Supply voltage

Whole machine: 220VAC (±10%)

Power consumption

Whole machine: <50W

Power interface

International Power plugs

environment

Operating temperature

-20℃~+50℃

Storage temperature

-55℃~+85℃

Appearance

Weight

15kg

Size

2U standard chassis or module



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