iMaser 3000

iPRECISION MASER SOLUTIONS™
30
YEARS OF LEADERSHIP IN MASER CLOCK TECHNOLOGY
iMaser 3000
™
SMART ACTIVE HYDROGEN MASER CLOCK
State-Of-The-Art Performance & Features
Swiss Quality & Technology




Ceramic Cavity technology for lowest thermal sensitivity (<8·10-16/°C)
Sensitivity in temperature change technology for higher stability performance
Durable Teflon & Bulb Coating technology for over 20-year lifetime
Remote Distance control & monitoring for higher reliability & maintenance-free operation
Ultra High Frequency Stability
 Allan deviation (1Hz bandwidth):
1s
8·10-14
1’000 s
2·10-15
10’000 s
1.2·10-15
Long term
2·10-16
Low Phase Noise (5MHz)
 -130 dBc/Hz @ 1Hz
High Electromagnetic Compliance

compliance per ISO 17025,
 EN 55022 Class B, EN 55024 & EN 61326-1
Advanced Features
 Auto cavity SmarTuning™ capability
 Distance control, monitoring& self-diagnostics
Warranty
 2 years, extendable to 5 or 7 years
Lifetime
 >20 years
Key Applications







VLBI
SLR
Deep space tracking
Navigation
Frequency reference source
Time keeping & precision time scales
GNSS satellite monitoring & geodesy
iMaser 3000 Specifications
™
ADVANCED FEATURES
FREQUENCY STABILITY
1Hz bandwidth
1s
10 s
100 s
1'000 s
10'000 s
Allan Deviation
Standard*
LN*
1.5·10-13
1.2·10-13
2·10-14
2·10-14
-15
5·10
5·10-15
2·10-15
2·10-15
-15
2·10
1.5·10-15
ULN*
1·10-13
2·10-14
5·10-15
2·10-15
1.2·10-15
ST*
8·10-14
1.8·10-14
4·10-15
2·10-15
1.2·10-15
PHASE NOISE
Output
Hz
1
10
100
1k
10k
100k
5 MHz
10 MHz
100 MHz
Standard
Option
Standard
Option
Standard
Option
[dBc/Hz] LN/ULN/ST [dBc/Hz] LN/ULN/ST [dBc/Hz] LN/ULN/ST
-118
-130
-112
-121
-92
-100
-135
-142
-129
-135
-105
-113
-145
-152
-139
-145
-115
-122
-152
-156
-146
-150
-125
-148
-155
-156
-149
-150
-145
-151
-155
-156
-149
-150
-145
-151
ENVIRONMENTAL
Temperature
sensitivity [/°C]
Phase sensitivity to
temperature
between sine
outputs
Magnetic sensitivity
Frequency
sensitivity to
vibration
Power source
sensitivity:
• Frequency resolution
• Frequency tuning range
1·10-16
(CT)
•
compliance per ISO 17025,
• EN 55022 Class B, EN 55024 & EN 61326-1
VLBI
[unit]
/°C
(HCB)
<10
<2
ps/°C
(HCB)
• Weight
<5·10-14
<1·10-14
/G
(MS)
-9
<5·10-10
WARRANTY
/g
(ULN/ST)
• 2 years on site
• Extendable to
-15
-15
MECHANICAL
• Size (WxDxH)
60x80x91 cm
23.7x31.5x35.9 ”
100 kg / 220 lb
40 kg / 88 lb per battery pack
5 or 7 years
(W5 / W7)
/V
LIFETIME
• >20 years
OUTPUTS
5 MHz
10 MHz
100 MHz
1 PPS
0
2
2
2
1
Level (50 Ω)
Isolation
Spectral purity
Spurious
1 PPS TIMING
Amplitude
Pulsewidth
Rise time
Jitter
User settable
Output
2.5
100 µs
<4 ns
<40 ps
(O2)
(O4)
2
5 / 10 / 100 MHz
+12
>
<
<
Opt code
Standard
4
±1
80
-40
-70
[unit]
dBm
dB
dBc
dBc
Sync Input
2.5
>100
<1
<1
40
[unit]
V
ns
µs
µs
ns/step
(PPS2)
ORDERING information
• Instructions
2nd harm.
Rem
50 Ω/TTL
(xx – option codes)
LN/ ULN/ ST
VLBI
HCB
MS
O2/O4
PPS2
BATT
CT
RE
DC
Wx
Examples:
Nominal
110- 220
DC
Power
24
100
85-135
176-264
22-30
30-220
Battery pack
2nd pack
24V
24V
15
32
©T4Science
[unit]
V
V
W
hours
hours
(Ultra) Low Noise OCXO / best Short Term
recommended option for VLBI
Active Heater-Cooler-Box
Extra Magnetic shield
2/4 10MHz outputs
2 x1PPS outputs
Battery pack (IATA Approved)
Cavity tuning
Remote Ethernet control
Remote Distance control &maintenance
Extension of warranty
Maser/BAT2/O4/ULN/RE/W5)
Maser/VLBI
Rem
50-60Hz
3 A typical
StandbyOperation
Warm up
BAT1
BAT2
Europe Headquarters
[email protected] +41.32.731.8008
www.T4Science.com
Maser / xx/ xx / xx
Options
POWER
AC
6.4·10-15
± 3·10-8
ELECTROMAGNETIC COMPLIANCE
<8·10-16
<1·10
(DC)
(CT)
CONTROL
<5·10-15
<1·10
(RE)
* Achieved with the advanced LowSensitivity™ in temperature change technology,
providing an ultra-low temperature sensitivity of up to <8•10-16 /°C
** Typically achieved within +0.25 ° C from ambient temperature with the HCB ultra-low
temperature sensitivity and CT SmarTuning options after a long period of continuous,
undisturbed operation
Standard
<1·10
Opt code
• Remote Ethernet monitoring: LAN HTTP, FTP,
open source thru Windows, Linux or Mac
• Remote Distance Ethernet controls
& distance maintenance
• Auto cavity Tuning™, Long term drift: 2·10-16/day**
North America Office
+1.512.470.3980
Data is subject to change without prior notice. V14/01/28

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