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Chapter 5
Field
Field
Type
1
header
2
clocktype
3
freq
4
h0
5
h1
6
h2
ASCII Example:
EXTERNALCLOCK USER 10MHZ 1.0167E-23 6.87621E-25 8.1762E-26
or
EXTERNALCLOCK TCXO 5MHZ
ASCII
TCXO
OCXO
RUBIDIUM
CESIUM
USER
VCTCXO
OCXO
Rubidium
Cesium
58
ASCII
Binary
Value
Value
This field contains the Abbreviated ASCII command name.
Section 4.1 on Page 34.
See Table 23 on
Clock type
Page 58
10MHz
2
Frequency. The default is 10 MHz.
1.0 e-31 to 1.0 e-18
Optional timing standards. These
fields are only valid when the USER
1.0 e-31 to 1.0 e-18
clocktype is selected.
1.0 e-31 to 1.0 e-18
Table 23: Clock Type
Binary
1
Sets the pre-defined values for a VCTCXO
2
Sets the pre-defined values for an OCXO
3
Sets the pre-defined values for a rubidium oscillator
4
Sets the pre-defined values for a cesium oscillator
5
Defines custom process noise elements
Table 24: Pre-Defined Values for Oscillators
h
Clock Type
1.0 e-21
2.51 e-26
1.0 e-23
2.0 e-20
Description
Description
h
0
-1
1.0 e-20
2.51 e-23
1.0 e-22
7.0 e-23
EuroPak-15ab Receiver User Manual Rev 1
Commands
Binary
Binary
Binary
Format
Bytes
Offset
H
0
See
Enum
4
H
Enum
4
H+4
Double
8
H+8
Double
8
H+16
Double
8
H+24
h
-2
1.0 e-20
2.51 e-22
1.3 e-26
4.0 e-29
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