Description
Overview
GAOTek Handheld LCR Measuring Instrument adopts high performance 32 – bit ARM microprocessor. True – colour TFT liquid crystal display, keypad and touch screen double control. Using Lithium battery supply power. USB communication. Switch in both English and Chinese. It is having the highest configuration. With the highest frequency of 100 kHz, constant 100 Ω source internal resistance, 0.6 VRMS measurement voltage level, and 0.2 % accuracy, make this have the excellent performance of both desktop instrument and portability of handheld.
Technical specifications
| Basic Accuracy | 0.2 % |
| Frequency | CKT431: 100 Hz, 120 Hz, 1 kHz, 10 kHz   CKT432: 100 Hz, 120 Hz, 1 kHz, 10 kHz, 40 KHz, 100 kHzCKT433: 100 Hz to 100 KHz (continuously adjustable at a step of 1 Hz) |
| Display Range | L: 0 H to 2000 H             C: 0 mF to 20 mF       R: 0 mW to 20 mWD: 0.0001 to 9.99         Q: 0.0001 to 999.9    D%: -9999 % to 9999 %q(deg): -179.99 ° to 179.99 ° q(rad): -3.14 to 3.14 |
| Speed | 1 time or s (slow), 2 times or s (medium), 4 time or s (fast) |
| Source Resistance | 100 W |
| Internal Bias | 0 mV to 500 mV adjustable, at a step of 1 mV |
| Signal Level | 0.1 VRMS, 0.3 VRMS, and 0.6 VRMS; |
| Range | Automatic or Manual |
| Display Max | Principle Parameter: 49999; Sub Parameter: 49999 |
| Adjustment | Open or short scan frequency correction for each range |
| Comparator | 1 set, compare main parameters |
| Trigger | Internal |
| Interface | Build – in Mini – USB interface (virtual interface); Charging interface |
| Others | 2.8 in (7.11 cm) true – colour 16 M color TFT – LCD display; USB communication; compatible SCPI instruction set; switch in both English and Chinese; adjustable back light; automatic power off |
| Power Supply | Input: 100 V to 240 V to 50 Hz or 60 Hz 0.35 A; Output: 9 V 1 A DC |
| Battery Parameter | 8.4 V, Li 1400 mAh rechargeable battery |
| Working Time | Highlight 30 % ≥ 14 hrs, highlight 50 % ≥ 12 hrs, highlight 100 % ≥ 9 hrs |
| Accessories | Four – terminal Kelvin test clip; DC adapter; High – capacity lithium battery; Mini – USB cable |
| Size and Weight | 3.54 in x 7.48 in x 1.22 in (90 mm x 190 mm x 31 mm),Weight: 2.20 lb (1 kg) |