Pocket Frequency Counter IBQ2006 ( ST/ H)
User Manual
-------Characteristics:
Large screen display
9 digits LCD Display
Low power consumption: It can be use 4 hours with the inside lithium battery
RF signal strength bar chart
Screen locking function
Storage function
Low power consumption
Specification:
Input Sensitivity (Typical)
Model
IBQ2006ST
IBQ2006H
Amplifier
1M ohm
50 ohm
50 ohm
Impedance
1M ohm, 30pF
50 ohm VSWR<2:1
50 ohm VSWR<2:1
Range
10Hz-50MHz
1MHz-2.6GHz
1MHz-2.6GHz
Sensitivity
<18mV@10Hz-30MHz
<3mV@100MHz
<3mV@100MHz
<25mV@30MHz-50MHz
<3mV@400MHz
<3mV@400MHz
<10mV@1GHz
<10mV@1GHz
15dBm
15dBm
Maximum Input
50 Vrms
Frequency Display Resolution:
Range
50MHz
( IBQ2006ST only )
2.6GHz
Gate Time
LSD
Sample Display
1S
1 Hz
50000000 H
0.1 S
10 Hz
50000.00 K
0.01 S
100 Hz
50000.0 K
10 S
0.1Hz
50000000.0 H
0.64 S
100Hz
2400.0000 M
0.064 S
1000Hz
2400.000 M
0.64 mS
100KHz
2400.0 M
6.4S
10Hz
2400.00000 M
Cabinet: PVC
Display: Dot matrix LCD
Battery: Internal 600mAh Lithium-ion battery pack
Time-base: < 1PPM (TCXO at IBQ2006ST)
<10PPM (IBQ2006H)
Power: 5VDC 1A
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----Using The frequency Counter
Powering Frequency Counter
Turn on the Frequency Counter by pressing the
key.
The Frequency Counter powers up in its last setup configuration.
Resetting the Frequency Counter
If you want to reset the Frequency Counter to the factory settings:
Turn off the Frequency Counter.
Press the
key and the
Release the
key simultaneously.
key firstly, and then the
key.
Open LCD backlight
key can switch LCD back light on and off in measuring screen.
Pressing the
Hold the Measuring Result
Press the
key to hold or release the measuring result, “Hold” will be displayed on bottom
left of the LCD when holding.
Screen manifestation contents showed as following:
Enter the options menu
Press the
key for 2 seconds to enter the main menu.
Exit the menu
Press the
key for 2 second to exit the current menu level.
Operating the menu
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In the menu, the
key stands for the upward direction, the HOLD key stands for the
downward direction. Press the
key to enter the subordinate catalogue.
Setup the Range (IBQ2006-ST Only):
Press the
key ( options menu)
Select the Option of “RANGE”,
Press the
key or the
key to pick up, press the
key to confirm the operation and
go back to “OPTIONS MENU”, and press more than 2 seconds to exit “OPTIONS MENU”.
The select of Gate Time:
In “OPTIONS MENU” choose “GATE”:
The 1MHz-2.6GHz of Range set up above is showed as following:
The 10Hz-50MHz of Range is:
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Press the
key or the
key to pick up the desired gate time, press the
key to confirm
the operation and go back to “OPTIONS MENU”, and press more than 2 seconds to exit
“OPTIONS MENU”.
Saving Screens
Pick up “USER” in “OPTION MENU”:
Pick up “SAVE” from “USER”:
If selecting “AUTO” function, the measuring result will be automatically locked and stored.
If selecting “MANUAL” function, the
key should be pressed in order to store the measuring
results.
Storage machine can save up to 100 measuring results. Once the 101st result is stored, the 1st result will
be eliminated automatically.
Freezing the Screen Setups
Pick up “HOLD” from “USER”:
In selecting “AUTO” function, if the signal strength is over 50%, the measuring result will be
stored automatically. Press the
key to continue the operation.
In selecting “MANUAL” function, press the
key to keep the measuring results and Press the
key again to restart the operation.
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Viewing Stored Screens
Pick up “VIEW” from “USER”:
Press the
key or the
key to look through the stored measuring results.
The filter function setup
Pick up “FILTER” from “USER”:
ON
OFF
In selecting “ON” state, the input signal will be filtered before measuring.
Auto off function setup
Pick up “AUTO-OFF” from “USER”:
ON
OFF
In selecting “AUTO-OFF” function, if there is no operation for 5 minutes, the frequency counter
will be shut down automatically.
Note: If the power adapter is connected, the “AUTO-OFF” function will be disabled.
Signal Input
When using the frequency counter with an antenna for signal collection, even if there is no signal,
random counts may appear. This phenomenon is normal, due to the 20 dB high gain amplifier.
Do not exceed maximum signal input level!
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