{"type_number":"6AG7","canonical_url":"https://tubeofile.com/tubes/6AG7","manufacturer":"RCA","tube_type_key":"ss_pentode","tube_type_display_name":"Small Signal Pentode","base_name":"Octal","description":"Power amplifier pentode in a single-ended metal shell with Octal base. Designed by RCA for video amplifier service, also used as a wideband IF amplifier. High transconductance of 11 mA/V. Widely used in television receivers and military equipment.","is_directly_heated":false,"completeness":"high","notes":["Originally designed as a video amplifier pentode with very high transconductance (11 mA/V).","The metal shell is connected to Pin 1 along with Suppressor Grid (g3).","Pin 3 has no connection — leave open.","Maximum power output of 3 W in Class A1; primarily used for voltage amplification rather than power output.","Grid-to-plate capacitance is very low (0.06 pF max) making it suitable for wideband applications."],"references":["https://frank.pocnet.net/sheets/049/6/6AG7.pdf"],"source_urls":{"r_type":null,"tdsl":"https://tdsl.duncanamps.com/show.php?des=6AG7","radiomuseum":"https://www.radiomuseum.org/tubes/tube_6ag7.html"},"raw_equivalents":["CV1882","VT-247"],"equivalents":[],"similar":[{"type_number":"6CL6","reason":"Later miniature replacement with similar characteristics — different base, not pin-compatible","has_detail_page":true},{"type_number":"EL42","reason":"Rimlock equivalent per Brans — different base, not pin-compatible","has_detail_page":true}],"pins":[{"pin_number":"1","function":"Shell, Suppressor Grid (g3)","function_code":"g3","notes":null},{"pin_number":"2","function":"Heater","function_code":"h","notes":null},{"pin_number":"3","function":"No Connection","function_code":"nc","notes":null},{"pin_number":"4","function":"Control Grid (g1)","function_code":"g1","notes":null},{"pin_number":"5","function":"Cathode","function_code":"k","notes":null},{"pin_number":"6","function":"Screen Grid (g2)","function_code":"g2","notes":null},{"pin_number":"7","function":"Heater","function_code":"h","notes":null},{"pin_number":"8","function":"Anode","function_code":"a","notes":null}],"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":"0.65","numeric_value":"0.65","unit":"A","param_group":"heater"}],"sections":[{"section_number":1,"section_label":"Pentode","tube_type_key":"ss_pentode","specs":[{"key":"Va_max","display_name":"Anode Voltage (max)","value":"300","numeric_value":"300","unit":"V","param_group":"absolute_max"},{"key":"Vs_max","display_name":"Screen Voltage (max)","value":"300","numeric_value":"300","unit":"V","param_group":"absolute_max"},{"key":"Pa_max","display_name":"Anode Dissipation (max)","value":"9","numeric_value":"9","unit":"W","param_group":"absolute_max"},{"key":"Ps_max","display_name":"Screen Dissipation (max)","value":"1.5","numeric_value":"1.5","unit":"W","param_group":"absolute_max"},{"key":"Vhk_max","display_name":"Heater-to-Cathode Voltage (max)","value":"90","numeric_value":"90","unit":"V","param_group":"absolute_max"},{"key":"Va","display_name":"Anode Voltage (typical)","value":"300","numeric_value":"300","unit":"V","param_group":"typical_operating"},{"key":"Vs","display_name":"Screen Voltage (typical)","value":"150","numeric_value":"150","unit":"V","param_group":"typical_operating"},{"key":"Vg","display_name":"Grid 1 Bias Voltage","value":"-3","numeric_value":"-3","unit":"V","param_group":"typical_operating"},{"key":"mAa","display_name":"Anode Current","value":"30","numeric_value":"30","unit":"mA","param_group":"typical_operating"},{"key":"mAs","display_name":"Screen Current","value":"7","numeric_value":"7","unit":"mA","param_group":"typical_operating"},{"key":"ra","display_name":"Anode Resistance","value":"130000","numeric_value":"130000","unit":"Ω","param_group":"typical_operating"},{"key":"gm","display_name":"Transconductance","value":"11","numeric_value":"11","unit":"mA/V","param_group":"typical_operating"},{"key":"Pout","display_name":"Output Power","value":"3","numeric_value":"3","unit":"W","param_group":"output"},{"key":"rl","display_name":"Load Impedance","value":"10000","numeric_value":"10000","unit":"Ω","param_group":"output"},{"key":"Cgp","display_name":"Grid-to-Plate Capacitance","value":"0.06","numeric_value":"0.06","unit":"pF","param_group":"capacitances"}]}],"synced_at":"2026-04-07T12:15:19.767Z"}