Table of Contents
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H M 8 1 2 3
HZ33, HZ34
Test cable BNC/BNC
HZ42 19" Rackmount kit 2RU
HZ20 Connector
BNC to 4mm socket
18
Subject to change without notice
2 . 6 G H z P r o g r a m m a b l e C o u n t e r
H M 8 1 2 3
Frequency range from 0 Hz to 2.6 GHz
400 MHz time base with 0.5 ppm stability
Two identical inputs, up to 200MHz each
9-digit resolution at 1 sec. gate time
9 measurement functions, external gate and arming
Input for external time base (reference signal 10MHz)
99 Washington Street
Melrose, MA 02176
Fax 781-665-0780
TestEquipmentDepot.com
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Table of Contents
Summary of Contents for Test Equipment Depot HM8123
- Page 1 H M 8 1 2 3 2 . 6 G H z P r o g r a m m a b l e C o u n t e r H M 8 1 2 3 99 Washington Street Melrose, MA 02176 Fax 781-665-0780 TestEquipmentDepot.com...
- Page 2 Optional accessories: HZ10 Silicone test leads, HZ42 19” Rackmount kit 2RU, LSD: 1 count ± 1 count HZ33/34 Test cable, HZ24 Attenuator 50 Ω, HZ20 Adapter plug Resolution: Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 FAX 781.665.0780 - TestEquipmentDepot.com...
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Page 3: Important Hints
I m p o r t a n t h i n t s Transport Important hints Please keep the carton in case the instrument may require later shipment for repair. Losses and damages during transport as a result of improper packaging are excluded from warranty! Storage STOP STOP... -
Page 4: Warranty And Repair
The instrument has a wide range power supply from 105 to 253 V, 50 or 60 Hz ± 10 %. There is hence no line voltage selector. Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 FAX 781.665.0780 - TestEquipmentDepot.com... -
Page 5: Controls And Display
C o n t r o l s a n d d i s p l a y DC (pushbutton) Controls and display Selects the coupling of the corresponding channel. Button DC lit = DC coupling Button DC dark = AC coupling Frontpanel controls Slope (pushbutton) POWER (pushbutton) -
Page 6: Rear Panel
Frequency ratio of channels A : B Duty A Duty cycle channel A TI A B Time interval A B TI avg A B Time interval A B averaged Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 FAX 781.665.0780 - TestEquipmentDepot.com... - Page 7 The frequency range of channels A and B is DC show „2.6 GHz counter Hameg HM8123“ and the current softwa- to 200 MHz and of channel it is 100 MHz to 2.6 GHz. re version installed, e.g. 1.03. During initialization the HM8123 will automatically load the confi...
- Page 8 Gate time level selected. LED blinking: Correct setting. The counter HM8123 totalizes the input cycles until the gate time set has eclapsed and the trigger conditions selected are LED off fulfi lled. Thus the effective measuring time can be longer than the gate time set.
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Page 9: Additional Inputs And Outputs
This function allows storing or recalling of an instrument con- E-Mail: service@hameg.de – serial number required). fi guration. The HM8123 is able to store 10 confi gurations (0 to 9). Use the keyboard 0 – 9 to select. After turn-on the confi - We recommend that recalibrations should only guration stored in memory 0 will be recalled automatically. -
Page 10: Remote Control
A message to the HM8123 may consist of several commands. The commands have to be separated by semicolon (;). After receiving a CR (0x13) the HM8123 will start to work on the commands received. The commands my contain upper and Actual lower case characters. - Page 11 OFFSET OFFSET function off OFFSET function on l) HOLD Activating/deactivating of HOLD function, corresponds to push- button HOLD Display hold off Display hold on Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 FAX 781.665.0780 - TestEquipmentDepot.com...
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