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1668 - DUAL TONE MELODY XMAS LIGHT CONTROLLER
TA7630P - DUAL VOLUME/BALANCE/TONE (BASS/BREBLE) DC CONTROL IC
C5134 - 50 dB Dual Directional Coupler
TA8184P - DUAL CHANNEL VOLTAGE/TONE CONTROL IC
M995C - 256-Notes Dual Tone MELODY IC
LM1036 - DUAL DC OPERATED TONE/VOLUME BALANCE CIRCUITS
TA8184F - DUAL CHANNEL VOLTAGE/TONE CONTROL IC
LM1040 - DUAL DC OPERATED TONE / VOLUME / BALANCE CIRCUIT
SN6A509 - LCD Controller with Voice/Dual Tone Melody
LM1036 - Dual DC Operated Tone/Volume/Balance Circuit
ZLNB2015 - ADVANCED DBS DUAL CHANNEL VOLTAGE AND TONE DETECTOR
LM1035 - DUAL DC OPERATED TONE/VOLUME BALANCE CIRCUITS
CD22859 - Monolithic Silicon COS/MOS Dual-Tone Multifrequency Tone Generator
SD998 - LEVEL HOLD AND ONE SHOT 128 NOTES DUAL TONE MELODY GENERATOR
C6756 - 40 dB Dual Directional Coupler
C9043 - 50 dB Dual Directional Coupler
M1D-95 - DUAL TONE WIRELESS DOOR BELL
SAE800 - Programmable Single-/Dual-/Triple- Tone Gong
SN6A297 - LCD Controller with Voice/Dual Tone Melody
SN6A513 - LCD Controller with Voice/Dual Tone Melody
