Lumiloop - Field Probes
The LSProbe 1.2 Variant E Field Probe is a high-speed, high-accuracy, and high-dynamic range electric-Field probe.
- Its standard frequency range of 10 kHz – 8.2 GHz. 1,000 V/m
- Best-in-class compensation of linearity, frequency, and temperature guarantees accurate measurements from less than 0.1 to at least 1,000 V/m.
- A dynamic range of 100 dB is achieved for many frequencies, enabling Field measurements at more than 10,000 V/m.
- Customized high Field-strength „X“-variants, supporting up to 30,000 V/m and a damage level of 100,000 V/m, are available upon request.
LSProbe 1.2 Variant E, 10 kHz to 8.2 GHz, 1.000 V/m
The LSProbe 1.2 Field Probe is a high-speed, high-accuracy, and high-dynamic range electric-field probe.
Its standard frequency range of 10 kHz – 8.2 GHz.
Best-in-class compensation of linearity, frequency, and temperature guarantees accurate measurements from less than 0.1 to at least 1,000 V/m.
A dynamic range of 100 dB is achieved for many frequencies, enabling field measurements at more than 10,000 V/m.
Customized high field-strength „X“-variants, supporting up to 30,000 V/m and a damage level of 100,000 V/m, are available upon request.
A single axis, continuously sampling mode, operating at 2 MS/s, can be used for Equivalent Isotropically Radiated Power (EIRP) measurements of IoT products without antenna connectors, in accordance with EN 300 328 and EN 301 893.
Laser-powered operation eliminates battery recharging and replacement. Extensive in-house calibration data are provided with each field probe and is handled automatically by the LSProbe Software (TCP Server and GUI).
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Variant |
Frequency |
Field Strength |
Application |
Computer Interface Type |
Part No. |
|---|---|---|---|---|---|
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E |
9 kHz to 8.2 GHz |
1.000 V/m |
Universal radiated immunity Automotive & military radar pulses Reverb chambers |
CI-250 System CI-250+ System |
1111 1115 |
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F |
10 Hz to 8.2 GHz |
1.000 V/m |
High voltage applications Line frequency (e.g. 16?, 50/60 Hz) |
CI-250 System CI-250+ System |
1112 1116 |
|
G |
9 kHz to 8.2 GHz |
15.000 V/m |
High field strength signals & pulses |
CI-250 System CI-250+ System |
1113 1117 |
Test Automation Integration
- Rohde & Schwarz – ELEKTRA
- Rohde & Schwarz – EMC32 – Version 10.0
- Nexio – BAT-EMC
- Ametek – Compliance 5
- Ametek – Compliance and Immunity 6 (CIS 6)
- ETS-Lindgren – TILE!
- Raditeq – RadiMation
- Teseq – WIN 6000
- Techno Science Japan – TEPTO
- AR – Emcware
- Frankonia – ProveEMC
- TDK RF Solutions – Radiated Immunity Lab
- Toyo – VI5RS – Radiated Immunity for Automotive testing
- Toyo – IM5RS – Radiated Immunity for IEC 61000-4-3 testing
LSProbe 1.2 System
The LUMILOOP LSProbe 1.2 Field Probe System consists of an LSProbe 1.2 E-Field Probe with a fixed length of fiber optic cable, a CI-250 Computer Interface (CI), and optional accessories, such as probe stands for repeatable and quick measurement setup.
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LSProbe 1.2 System Scope of Delivery |
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LSProbe 1.2 E-Field Probe with 5m permanently attached optical fiber cable 1x 15m Fiber extension cable, No. 1304 3x Sacrificial cable kit, No.1314 1x 1/4-20 UNC 16 mm plastic screw, No. 1333 |
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LSProbe Computer Interface CI-250 Control unit with laser power supply USB 2.0 cable ST/FC fiber optic connectors Can be offered with CI-250+ No. 1006 (adds ethernet and 4.3" touchscreen interfaces) |
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LSProbe Software Package on USB Drive Calibration data User’s manual & Quick Start Guide LUMILOOP TCP server and graphical user interface third party EMC software drivers and programming examples Calibration data import tool CalImport |
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LSProbe System Carrying Case |
LSProbe 1.2 Specifications
For detailed technical specifications, please take a look at the LSProbe 1.2 datasheet.
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Frequency Range |
10 kHz – 8.2 GHz (Please check differences for variants E, F, G) |
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Damage Level |
>25 kV/m |
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Resolution |
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Amplitude Accuracy |
Accredited Cal. at PTB, Germany |
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9 kHz … 30 MHz |
±0.6 dB |
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30 MHz … 1 GHz |
±1.0 dB |
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1 GHz … 8.2 GHz |
±1.4 dB |
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Typical Worst-Case Isotropy Error |
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@ 1 GHz |
±1.0 dB |
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@ 3 GHz |
±1.7 dB |
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@ 6 GHz |
Please see Application Note 8. |
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Linearity Error |
±0.2 dB relating to 10 V/m |
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Temperature Stability |
±0.1 dB, -5 °C … 40 °C |

Field Strength Resolution LSProbe 1.2
Accessories:
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Upgrade CI-250+ The CI-250+ is equipped with a 4.3″ touchscreen and ethernet interface. It runs the LSProbe TCP Server and a simplified GUI. CI-250+ has an internal power supply. Fiber optic connection, as well as triggering and synchronization options, are unchanged compared to a classic CI-250. Dimensions: width x height x depth = 200 x 88 x 150 mm (fits in 2 19″ height units, rack mount kit available) The Computer Interface CI-250+ is an optional upgrade of the LSProbe’s CI-250. It can only be ordered combined with one of the following part no.: 1111, 1112, 1113, 1120 |
Part. No. 1005 |
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LSProbe 1.2 ISO 17025 Accredited Calibration 10 kHz to 8.2 GHz ISO/IEC 17025 certified body electric-field strength calibration low band (mode 3): 10kHz ... 400MHz (variant F: 10kHz ... 200MHz) high band (mode 0): 30MHz ... 8.2GHz includes system inspection, validation and import of calibration results |
Part. No. 1205 |
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LSProbe Accredited Linearity Test linearity test, 3 V/m ... 100 V/m, 1.1 GHz other frequencies on request can only be ordered combined with an accredited calibration (1201, 1202, 1206) |
Part. No. 1207 |
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19″ Front Panel, 10x E2000 Coupler The front panel for 19 inch rack mount holds up to ten duplex E2000 couplers. Height: 1 rack unit |
Part No. 3021 |
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19" Front Panel, 2x LSProbe Computer Interface, 1U front panel for 19 inch rack mounts, 1 rack unit (1U) holds up to two LSProbe Computer Interfaces unused position covered by blind panel (on request) holes for integration of two E2000 couplers |
Part. No. 3022 |
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19" Front Panel, 2x LSProbe Computer Interface and 1x LSPM 1.0, 2U front panel for 19 inch rack mounts, 2 rack unit (2U) holds one LSPM Power Meter and up to two LSProbe Computer Interfaces unused positions covered by blind panels (on request) holes for integration of two E2000 couplers |
Part. No. 3023 |
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19" Front Panel, 10x LSProbe Computer Interface, 4U front panel for 19-inch rack mounts, 4 rack units (4U) holds up to ten LSProbe Computer Interfaces unused positions covered by blind panels (on request) |
Part. No. 3024 |
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19″ Rack Mount Kit, 1x CI-250+ with blind panel Mounting kit for 19-inch rack mount, which allows for the holding of one CI-250+ and one LSPM Power Meter (either LSPM 1.0 or LSPM 2.0). |
Part No. 3026 |
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19″ Rack Mount Kit, 1x CI-250+ and CI-250 Mounting kit for 19 inch rack mount, that allows to hold one CI-250+ and one CI-250. The two E2000 couplers are included. Height: 2 rack units |
Part No. 3027 |
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19″ Rack Mount Kit, 1xCI-250+ and 1x LSPM Power Meter The E2000 coupler is included. Height: 2 rack units |
Part No. 3028 |
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LSFrame 1.0 Product Integration Frame - Basic, 1U for Multi-Probe Systems with up to ten LSProbe Field Probes power supply and synchronization unit USB-controlled system for 19 inch rack mount, 1 rack unit (1U) |
Part. No. 3001 |
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The LSFrame 2.0 Product Integration Frame allows for Multi-Probe Systems up to ten LSProbe Field Probes. The Ethernet-controlled system comes with a power supply and synchronization unit. Height: 3 rack units |
Part No. 3002 |
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Optical Fiber Extension Cable Xm Xm duplex optical-fiber extension cable with FC/ST connectors one pair of optical-fiber FC/ST couplers |
Part. No. 1302(5m), 1303(10m), 1304(15m), 1305(20m), 1321(30m), 1322(50m), 1323(100m) |
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Outdoor Optical Fiber Extension Cable XXm XXm duplex optical-fiber outdoor extension cable with FC/ST connectors one pair of optical-fiber FC/ST couplers |
Part. No. 1334(20m), 1339(25m), 1335(30m), 1336(50m), 1337(100m), 1338(200m) |
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Cable Drum Small rugged cable drum for duplex optical-fiber cables up to 100m sacrificial cable with E2000 connector connected to the extension cable E2000 coupler integrated into the cable drum suitable for indoor and outdoor optical-fiber cables (not included) |
Part. No. 1331 |
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Cable Drum Large rugged cable drum for duplex optical-fiber cables exceeding 100m sacrificial cable with E2000 connector connected to an extension cable E2000 coupler integrated into a cable drum suitable for indoor and outdoor optical-fiber cables (not included) |
Part. No. 1332 |
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Flexible Probe Stand flexible tripod probe-stand for versatile positioning of LSProbe Field Probes vertical positioning approximately 150 mm to 250 mm above the surface strong magnetic feet with rubber coating quick mount and release |
Part. No. 1306 |
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Tabletop Probe Stand - Base for use with mounting poles (part numbers 1308 - 1312) base plate and 3 screws for fixing the respective mounting pole for easy positioning of LSProbe Field Probes, alignment 100mm to the table's edge relative permittivity better than 2.7 @ 1 kHz |
Part. No. 1307 |
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Tabletop Probe Stand Mounting Pole XXXmm - use with Tabletop Probe Stand Base (part number 1307) mounting pole for positioning the Field Probe's center XXXmm above the surface quick mount and release as well as easy alignment of LSProbe Field Probe relative permittivity better than 2.7 @ 1 kHz |
Part. No. 1308(100mm), 1309(125mm), 1310(150mm), 1311(200mm), 1312(300mm), 1326(TEM CELL 77mm, 90o) |
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Floor Probe Stand incl. Probe Mounting Bracket Floor Probe Stand with height of 2.4m mounting bracket for one LSProbe Field Probe |
Part. No. 1316 |
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Floor Probe Stand, Additional Probe Mounting Bracket for use with Floor Probe Stand (part number 1316) additional mounting bracket for one LSProbe Field Probe |
Part. No. 1317 |
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Floor Probe Stand, Additional Mounting Bracket for 3 Probes (ISO 11451-2) for use with Floor Probe Stand (part number 1316) holder for three probes in one level according to ISO 11451-2 |
Part. No. 1382 |
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Part. No. 3101 Part. No. 3106 (CI250+) |
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Part. No. 3110 |
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Fiber Connector Cleaning Kit incl. Fiber Microscope 400x optical fiber microscope (3x AAA batteries not included) two packs of lint-free cassette cleaning-wipes fiber optic cleaning-solution pen an unfilled isopropyl alcohol (IPA) pipette/bottle spare FC/ST dust caps and two E2000 locking caps |
Part. No. 1319 |
Fiber Connector Cleaning


















