Built-in rechargeable battery. Incl. test leads, power supply, PC software and bag. Two devices are required for fully automated end-to-end measurement including calculation of the expected transmission bandwidth. Optionally available: AC/DC bridge, TDR measurements up to 6 km cable length and various software options (price on request).
KE-LQ30A | |
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Level generator | Output impedance (symmetrical) 10 kHz to 30 MHz: 100, 135, 150 Ω 200 Hz to 10 kHz: 600 Ω Frequency Frequency range: 200 Hz to 30 MHz Resolution: 1 Hz Accuracy: 2x10^-6 ±1 Hz Level generator modes: Single frequency, Multi-tone signal (30 frequences), Wobbler generator Output level in single frequency mode 10 kHz to 30 MHz: +10 to -40 dBm 200 Hz to 10 kHz: +4 to -45 dBm Resolution: 0.1 dB Accuracy at 0 dBm 200 Hz to 10 kHz: ±0.5 dB 10 kHz to 5 MHz: ±0.3 dB 5 MHz to 30 MHz: ±1 dB |
Receiver | Input impedance (symmetrical) 10 kHz to 30 MHz: 100, 135, 150 Ω or high 200 Hz to 10 kHz: 600 Ω or high |
Selective level measurement | Frequency Frequency range: 200 Hz to 30 MHz Resolution: 1 Hz Accuracy: 2x10^-6 ±1 Hz Receiver modes: Single frequency, multi-tone signal (30 frequencies), Wobbler signal reciever Bandwidths 200 Hz to 10 kHz: 20 Hz 10 kHz to 5 MHz: 20, 200 Hz, 1.74, 1.95, 3.1 kHz 5 MHz to 18 MHz: 200 Hz, 1.74, 1.95, 3.1 kHz 18 MHz to 30 MHz: 1.74, 1.95, 3.1 kHz Measuring range with 20 Hz bandwidth 10 kHz to 30 MHz: -120 to +10 dBm 200 Hz to 10 kHz: -120 to + 4 dBm Resolution: 0.1 dB Accuracy at 0 dBm 200 Hz to 10 kHz: ±0.5 dB 10 kHz to 5 MHz: ±0.3 dB 5 MHz to 30 MHz: ±1 dB |
Broadband level measurement | Frequency range: 200 Hz to 30 MHz Measuring range 10 kHz to 30 MHz: -50 to +10 dBm 200 Hz to 10 kHz: -50 to +4 dBm Resolution: 0.1 dB Accuracy at 0 dBm 200 Hz at 10 kHz: ±0.5 dB 10 kHz at 5 MHz: ±0.3 dB 5 MHz at 30 MHz: ±1 dB |
Spectrum analyzer | Frequency range: 200 Hz to 30 MHz Input impedance (symmetrical) 10 kHz to 30 MHz: 100, 135, 150 Ω or high 200 Hz to 10 kHz: 600 Ω or high Display range: down to -140 dBm/Hz Maximum input level w/ active high-impedance meas. probe: +20 dBm Maximum input level w/o high-impendance measurement probe 200 Hz to 10 kHz: +4 dBm 10 kHz to 30 MHz: +10 dBm Number of displayed frequencies: 300 (The entire measurement result can be saved) Analysis: NORM, PEAK, AVG, SAVG Units: dBm, dBm/Hz |
Unsymmetry attenuation measurement (LCL) | Impedance 10 kHz to 30 MHz: 100, 135, 150 Ω 200 Hz to 10 kHz: 600 Ω Display range: 0 to 70 dB Accuracy at 35 dB with highsymmetrical cable 200 Hz to 100 kHz: ±2 dB 100 kHz to 5 MHz: ±1 dB 5 MHz to 30 MHz: ±2,5 dB |
Impedance measurement | Measuring range 10 kHz to 30 MHz: 50 to 400 Ω 200 Hz to 10 kHz: 300 to 1600 Ω Accuracy 200 Hz to 10 kHz: ± 10% ± 5 Ω 10 kHz to 18 MHz: ±5% ± 5 Ω 18 MHz to 30 MHz: ±10% ± 5 Ω |
Reflection attenuation measurement | Impedance 10 kHz to 30 MHz: 100, 135, 150 Ω 200 Hz to 10 kHz: 600 Ω Display range. up to 40 dB Accuracy at 20 dB 200 Hz to 18 MHz: ±2 dB |
Single-sided insertion attenuation measurement | Frequency range: 1.5, 3, 9, 12, 18, 30 MHz Line length: 100 m to 6 km Direct measurement: 100 kHz to 6 MHz or up to 45 dB cable attenuance Extrapolation: over 6 MHz or over 45 dB cable attenuance Vertical axis: 0 to 80 dB Accuracy: 2 to 4 dB (Accuracy and maximum cable length depending on cable type) |
NEXT and attenuance measurement | Frequency range: 200 Hz to 30 MHz Impedance (symmetrical) 10 kHz to 30 MHz: 100, 135, 15 0 Ω 200 Hz to 10 kHz: 600 Ω Modes: Single frequency and wobbler Measuring range NEXT: up to 80 dB Attenuation: up to 90 dB |
Broadband noise measurement | Frequency range: 200 Hz to 30 MHz Filter f or noise measurement: Psophometric, 3,1 kHz flat, 1020 Hz notch, ADSL, ADSL 2+, VDSL 1, VDSL 2-8,VDSL 2-12, VDSL 2-17, VDSL 2-30 Measuring time: selectable between 1 s and 72 h Analysis: for 1 s up to 1 min quasi analog, over 1 minute: histogram with 60 time slots |
Impulse noise measurement | Pulse width: >500 ns Safety interval: 10 ms Treshold range: 0 to -60 dBm Maximum event count: 65.000 Measuring time: selectable between 1 s and 72 h Analysis: for 1 to 30 seconds numeric, over 30 seconds: histogram with 60 time slots |
Micro interruption measurement | Measuring signal: 1020 Hz, 0 to -30 dBm Impedance: 600 Ω Treshold under normal level with 3, 6, 10, 20 dB Treshold accuracy for 3, 6, 10 dB: – 1 dB for 20 dB: – 2 dB Measuring time: sel. between 4 min and 72 h Interruption categories: 0.6 ms to 3 ms, 3 ms to 30 ms, 30 ms to 300 ms, 300 ms to 1 min, >1 min Analysis: relative downtime, disturbed seconds, interruption count, time distribution |
Phase jitter and frequency fault measurement | Measuring signal: 1020 Hz, 0 to -30 dBm Measuring range: 0.2 to 30.0 degree p-p Filter: 4 to 300 Hz |
Simultaneous event count | Measuring time: 5, 15, 30, 60 minutes Measuring signal: 1020 Hz, 0 to -30 dBm Maximum event count: 65.000 Counter for amplitude jumps (O.95) Treshold range: 2 to 9 dB Protection interval: 4 ms Idle period: 125 – 25 ms Idle period after interruption (>10 dB decline): 1 s Counter for phase jumps (O.95) Treshold range: 5 to 45 degrees Protection interval: 4 ms Idle period: 125 – 25 ms Counter for interruptions (O.61) Treshold range: 6, 10 dB Protection interval: 2 ms Idle period: 3 – 1 ms Counter for impulse noise (O.71) Filte: 1020 Hz notch Protection interval: 20 ms Idle period: 125 – 25 Hz Treshold range: 0 to -50 dBm |
Group delay distortion (O.81 app. I) | Measuring signal: 36 MTT, 200 to 3700 Hz Measuring signal level: -20 dBm/tone (3dBm peak) Input level range: -50 to -10 dB/tone Group delay distortion range: 0 to 5 ms Resolution: 1 ms |
Impulse reflectometer measurements | Measurement modes Normal measurement at a twin lead: L1 Long-time measurement at a twin lead: L1 LZ Comparison w/ memory content: L1 & SP, L1 - SP XTALK fault location: transm. at L2, rec. at L1 Impedance: 100 Ω Measurement range: 16 m to 32 km Zoom : 1 to 5 Amplifying range: 0 to 90 dB Pulse amplitude: ~3 V Pulse width: 6 ns to 6 ms Wave propagation velocity V: 90 to 299 m/ms V/2: 45 to 150 m/ms PVF: 0.3 to 0.999 Accuracy: –0.5% – 1m |
Telephone simulator | Dialing: pulse & tone Dialing number memory available Measurement values Line voltage: up to 100 V Loop voltage: up to 100 mA Ring tone voltage: up to 100 V p-p |
Echo test | Measuring range: 0 to 2500 ms Resolution: 5 ms Result range: 0 to -50 dB |
Power supply | Internal rechargeable NiMH battery pack Operating time without backlight approx. 8 h |
Charging | From 230V AC grid with grid adapter From 12 V car battery with charging adapter Charging time with fast charging max. 3 h |
Display | 320 x 240 Colour LCD TFT |
Ports | For grid and 12 V charging adapter: 2.1/5.5 mm koax Power supply for measurement head: Mini-din-4P Measuring line ports: 4 mm banana plugs USB A: USB 1.1 port for USB stick USB B: USB 1.1 port for PC |
High voltage protection | Between A and B or ground: 200 V DC Longitudinal voltage: 60 V AC |
Dimensions | 224 mm x 160 mm x 65 mm |
Weight | Approx. 1.5 kg |
Environmental conditions | Reference range 23 – 5 °C: Rel. humidity 45% to 75%* Operational range 0 to +40 °C: Rel. humidity 30% to 75%* (< 25 g/m³) Border range -5 to +45 °C: Rel. humidity 5% to 95%* (< 29 g/m³) Transportation / storage -40 to +70 °C: Rel. humidity 95% at +45°C* (< 35 g/m³) * non-condensing |