Minimum Theremin Kit 101 Product Specifications

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ASSEMBLED PRINTED CIRCUIT BOARD DIMENSIONS 3.80" X 2.50" X 0.40" MAX THICKNESS
ASSEMBLED PRINTED CIRCUIT BOARD WEIGHT 2.0 OUNCES
OPERATING TEMPERATURE RANGE +40°F TO +90°F
STORAGE TEMPERATURE RANGE -10°F TO +120°F
POWER SOURCE 9 VOLT ALKALINE BATTERY
OPERATING VOLTAGE RANGE 5.5 TO 12 VOLTS
CURRENT CONSUMPTION 1.7 MILLIAMPERES, TYPICAL
3.0 MILLIAMPERES, MAXIMUM
PRACTICAL PITCH RANGE 65Hz to 1KHz (4 OCTAVES)
OUTPUT AMPLITUDE 2.75V P-P @ 100Hz, TYPICAL
450mV P-P @ 1KHz, TYPICAL
OUTPUT IMPEDANCE 470 OHMS
REFERENCE OSCILLATOR FREQUENCY 73 KHz, TYPICAL

All components furnished in Minimum Theremin Kit 101 are RoHS compliant or exempt. The kit is applicable for export to all markets requiring RoHS compliance.

The printed circuit assembly is furnished with a trimming potentiometer ("ZERO CAL") that is adjusted to provide the correct relationship of hand distance and tone frequency. The calibration procedure is described in the Minimum Theremin Kit Assembly Instructions. To ensure proper calibration, this product should be used with the antenna assembly described in the instructions.

The following graph illustrates the approximate relationship of pitch and hand distance for a Minimum Theremin using this product, when constructed and calibrated as specified in Minimum Theremin construction article:

(click here to enlarge graph)

101 Minimum Theremin Response

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Text, images, and format ©2006 by Harrison Instruments, Incorporated. No part of this page may be reproduced without express written consent of the copyright holder. Minimum Theremin design used with permission of owner. Specifications may change without notice.