The Level Generator LG11 is a handheld battery powered instrument for testing Voice Frequency transmission circuits. Great care has been taken to achieve easy operation of this instrument. All functions are activated by one button.

The following features are provided:

• 85 hours operation with dry cells
• Battery voltage monitor
• 30 - 20 kHz output frequency
• 16 Spot frequencies in range 200 Hz to 4000 Hz
• -55 dBm to +10 dBm level
• 40, 600 and 1200 W output impedances
• Sweep function