Meinberg TCR170PEX Instrukcja Użytkownika Pobierz pdf (Strona 28)

MASTER OSCILLATOR: TCXO

(Temperature Compensated Xtal Oscillator)

accuracy compared to IRIG-reference:

sync. and 20 min. of operation: ±5

-9

first 20 min. after sync.: ±1

-8

accuracy of oscillator:

holdover, 1 day: ±1

-7

holdover, 1 year: ±1

-6

short term stability:

<= 10 sec, synchronized: ±2

-9

<= 10 sec, holdover: ±5

-9

temperature dependant drift:

holdover: ±1

-6

phase noise:

1 Hz besides carrier: -60 dB/Hz

10 Hz besides carrier: -90 dB/Hz

100 Hz besides carrier: -120 dB/Hz

1 kHzbesides carrier: -130 dB/Hz

Option:

OCXO LQ for higher accuracy in holdover mode

(Specifications look at oscillator options on

Meinberg homepage)

FREQUENCY

SYNTHESIZER: output frequency: 1/8 Hz up to 10 MHz

accuracy: like system accuracy

1/8 Hz to 10 kHz: Phase synchronous to

pulse per second

10 kHz to 10 MHz: deviation of frequency

< 0.0047 Hz

outputs: TTL into 50 Ω

sine wave 1.5 V

rms

output impedance 200 Ω

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Meinberg TCR170PEX Instrukcja Użytkownika Strona 28