| | GDM-8246 | GDM-8245 | GDM-8145 | GDM-8135 | GDM-8034 | | Basic Functions | Vdc, Vac, Adc, Aac, Ω | Vdc, Vac, Adc, Aac, Ω | Vdc, Vac, Adc, Aac, Ω | Vdc, Vac, Adc, Aac, Ω | Vdc, Vac, Adc, Aac, Ω | | Digits / Display | 50,000 Counts Dual LED | 50,000 Counts Dual LED | 4½ LED | 4½ LED | 3½ LED | | Vdc Basic Accuracy | 0.02% | 0.03% | 0.03% | 0.1% | 0.5% | | True RMS | Yes | Yes | Yes | | | | Max Current | 20A | 20A | 20A | 20A | 20A | | Diode Test | Yes | Yes | Yes | Yes | Yes | | Continuity Beeper | Yes | Yes | | Yes | Yes | | Capacitance | Yes | Yes | | | Yes | | Frequency | Yes | Yes | | | | | Other Features | Min/Max, dBm REL, Hold Compare | Min/Max, dBm REL, Hold | | | | | I/O | RS232 - Std GPIB - Opt. | | | | |
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