{"type_number":"6KN6","canonical_url":"https://tubeofile.com/tubes/6KN6","manufacturer":"RCA","tube_type_key":"beam_tetrode","tube_type_display_name":"Beam Tetrode","base_name":"Compactron","description":"Beam power tube designed for horizontal deflection amplifier service in color television receivers. High-perveance design with 3A heater. Compactron 12-pin base (Duodecar B12C).","is_directly_heated":false,"completeness":"low","notes":["High-perveance beam power tube for horizontal deflection in color TV. Compactron 12-pin base (Duodecar B12C).","TDSL shows two operating conditions: (1) line output at Va=130V, Vg2=130V, Vg1=-20V giving Ia=100mA, Ig2=4mA; (2) line output at Va=60V, Vg2=125V, Vg1=0V giving Ia=800mA, Ig2=50mA.","Very high peak anode voltage rating (6500V) for horizontal deflection flyback pulses.","Maximum cathode current 400mA average — heavy-duty deflection service."],"references":["https://tdsl.duncanamps.com/show.php?des=6KN6","https://www.radiomuseum.org/tubes/tube_6kn6.html"],"source_urls":{"r_type":null,"tdsl":"https://tdsl.duncanamps.com/show.php?des=6KN6","radiomuseum":"https://www.radiomuseum.org/tubes/tube_6kn6.html"},"raw_equivalents":[],"equivalents":[],"similar":[{"type_number":"42KN6","reason":"TDSL lists as substitute with different filament voltage (42V heater) — not interchangeable without heater circuit modification","has_detail_page":false},{"type_number":"6JE6","reason":"Similar Compactron beam power tube for horizontal deflection. Lower heater current (2.5A vs 3.0A) and lower Ik_max","has_detail_page":false},{"type_number":"6LQ6","reason":"Similar Compactron beam power tube for horizontal deflection — successor to 6JE6 with improved ratings","has_detail_page":false}],"pins":[],"specs":[{"key":"Vh","display_name":"Heater Voltage","value":"6.3","numeric_value":"6.3","unit":"V","param_group":"heater"},{"key":"Ah","display_name":"Heater Current","value":"3.0","numeric_value":"3","unit":"A","param_group":"heater"}],"sections":[{"section_number":1,"section_label":"Beam Power Tube","tube_type_key":"beam_tetrode","specs":[{"key":"Va_max","display_name":"Anode Voltage (max)","value":"770","numeric_value":"770","unit":"V","param_group":"absolute_max"},{"key":"Va_peak_max","display_name":"Peak Anode Voltage (max)","value":"6500","numeric_value":"6500","unit":"V","param_group":"absolute_max"},{"key":"Vg2_max","display_name":"Screen Voltage (max)","value":"220","numeric_value":"220","unit":"V","param_group":"absolute_max"},{"key":"Pa_max","display_name":"Anode Dissipation (max)","value":"30","numeric_value":"30","unit":"W","param_group":"absolute_max"},{"key":"Pg2_max","display_name":"Screen Dissipation (max)","value":"5","numeric_value":"5","unit":"W","param_group":"absolute_max"},{"key":"Ik_max","display_name":"Cathode Current (max)","value":"400","numeric_value":"400","unit":"mA","param_group":"absolute_max"},{"key":"Va","display_name":"Anode Voltage (typical)","value":"130","numeric_value":"130","unit":"V","param_group":"typical_operating"},{"key":"Vg","display_name":"Grid 1 Bias Voltage","value":"-20","numeric_value":"-20","unit":"V","param_group":"typical_operating"},{"key":"Vg2","display_name":"Screen Voltage","value":"130","numeric_value":"130","unit":"V","param_group":"typical_operating"},{"key":"mAa","display_name":"Anode Current","value":"100","numeric_value":"100","unit":"mA","param_group":"typical_operating"},{"key":"mAg2","display_name":"Screen Current","value":"4","numeric_value":"4","unit":"mA","param_group":"typical_operating"},{"key":"ra","display_name":"Anode Resistance","value":"4000","numeric_value":"4000","unit":"Ω","param_group":"typical_operating"},{"key":"gm","display_name":"Transconductance","value":"16","numeric_value":"16","unit":"mA/V","param_group":"typical_operating"},{"key":"Cgp","display_name":"Grid-to-Plate Capacitance","value":"1.0","numeric_value":"1","unit":"pF","param_group":"capacitances"},{"key":"Cgk","display_name":"Grid-to-Cathode Capacitance","value":"44","numeric_value":"44","unit":"pF","param_group":"capacitances"},{"key":"Cak","display_name":"Anode-to-Cathode Capacitance","value":"18","numeric_value":"18","unit":"pF","param_group":"capacitances"}]}],"synced_at":"2026-04-07T12:26:12.986Z"}