LandOfFree - US Patents - Listing for Tuners

Tuners – Tuner unit with electromagnetic operator – Predetermined center frequency selector

Channel selection apparatus

Tuners – Tuner unit with electromagnetic operator – Predetermined center frequency selector

Channel selection apparatus provided with memory for digitalizin

Tuners – Tuner unit directly responsive to voltage and/or current... – Reactance tuning

Channel selection mechanism for an electronic tuner

Tuners – Tuner unit with electromagnetic operator – Predetermined center frequency selector

Channel selector

Tuners – Tuner unit with electromagnetic operator – Predetermined center frequency selector

Channel selector employing variable capacitance elements for tun

Tuners – Tuner unit directly responsive to voltage and/or current... – Reactance tuning

Channel selector for electronic tuner having channel voltages st

Tuners – Tuner unit with electromagnetic operator – Predetermined center frequency selector

Channel-selecting apparatus for multichannel receivers

Tuners – With switching means

Channel-selecting, presettable, rotary type tuning device

Tuners – With switching means – Capacitor only modified or substituted by switching

Circuit arrangement for the tank circuit of a high-frequency tra

Tuners – Tuner unit with electromagnetic operator – Predetermined center frequency selector

Circuit arrangement for tuning and range or band switching of an

Circuit configuration for range changing in tuners

Circuit configuration for range switching in tuners

Tuners – Tuner unit directly responsive to voltage and/or current... – Reactance tuning

Circuit for tunable radio-frequency circuits

Tuners – With resonant line elements – With lumped capacitor in tuned circuit

Coaxial cavity radio frequency tuning circuit having a toroidal-

Tuners – Variable inductor tuned

Coil tuning apparatus

Combination VHF and UHF tuner arrangement

Combination VHF and UHF tuner arrangement

Tuners – Tuner unit with electromagnetic operator – Predetermined center frequency selector

Combination VHF-UHF tuner for use in a television receiver

Combined 82-position UHF and VHF television tuner with memory fi

Tuners – With indicator