6AQ5A ETC1

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: MINIATURE TYPE iy hue COATED UNIPOTENTIAL CATHODE 9 —-\\, | ki * HEATER Akay on a 6.5 VOLTS 0.45 ANP. (1 |) 5h te AC OR 9C © &y

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| jee ANY MOUNTING POSITION &) wo | BOTTOM VIEW MINIATURE euTTON GLASS BULB Bin Base ee THE 6AQ5 AND 6AQ5A ARE BEAM PONER AMPLIFIERS USING THE 7 PIN MINIATURE CONSTRUCTION. THEY ARE DESIGNED FOR SERVICE IN TELEVISION RECEIVERS WHERE AIGH POWER SENSITIVITY AND HIGH PORER OUTPUT 1S DESIRED. THERMAL CHARAC- TERISTICS OF THE HEATER OF THE 6AQ5A ARE CONTROLLED SUCH THAT HEATER VOLTAGE SURGES DURING THE WARM-UP CYCLE ARE MINIMIZED PROVIDED IT 1S USEO WITH OTHER TYPES WHICH ARE SIMILARLY CONTROLLED. EXCEPT FOR THE CONTROLLED HEATER WARM-UP TIME OF THE 6AQ5A, THE TUBES ARE IDENTICAL. DIRECT INTERELECTRODE CAPACITANCES — gepnox, wit ro ExtenwAL swieuo GRID #4 TO PLATE O.4 ut iNpuT 8.0 mut output Bj ue RATINGS INTERPRETED ACCORDING TD DESIGN MAXIMUM SrSTE® CLASS Ay AMPLIFIER HEATER VOLTAGE 6.3 vou rs MAXIMUM PEAK HEATER-CATHODE VOLTAGE: Heater NeGaTive With RESPEC TO CATHODE TOTAL DC AND PEAK 200 VOLTS MEATER POSITIVE WITH RESPECT TO CATHODE DC 100 VOLTS FOrAL oc AND PEAK 300 ~—«WoLTS MAXIMUM PLATE VOLTAGE 275<-— vouts MAXIMUM GRID #2 VOLTAGE 2154 -voLts MAXIMUM PLATE DISSIPATION 12 watts MAXIMUM GRID #2 INPUT 2 WATTS. ‘ MAXIMUM BULB TEMPERATURE A 3 (AT HOTTEST POINT ON BULB SURFACE) 250 % } MAXIMUM GRID $4 CIRCUIT RESISTANCE: i Fixed BIAS OPERATION 9.1 Me conus i CATHODE BIAS OPERATION 0.5 MEGOHMS: HEATER WARM-UP TIME (APPROX.)* (6AQSA ONLY) 11.0 seconos AaiGH AMBIENT TEMPERATURE AND SHIELOING MAY NECESSITATE A REDUCTION IM OPERATING DISSIPATION. men TURE SHsEL9S ane USED. 17 Ts: AOVISABLE TO PAlT-THE TRSIOE AND OUTSIOE SuarAGES OF Tae Mat SHtELO"s Gute suack arb 10 eaoviOe VEsTICATION SLOTS 10 AEDUcE OeCAATI ne TeweNaTORE “HEATER WARM-UP TIME 1S DEFINED AS THE TIME REQUISEO FOR THE VOLTAGE ACROSS THE HEATER TO REACH. oa oF its neTED vOLTAGE aren WoPCYiac's_ TIMES RATED HEATER SOUTAGE O'R ClRCHIS cORSI SF Iae Srsamt tuat AEATeN ta SEAIES MiQ0" 4 AESLSTANCE OF VAGUE) TIMES THE AOMLQAL METER OPERATE nestarances conTinueD On FoLLoMING PAGE TUHG=80L ELECTRIC 18C, ELECTRON TURE DIVISION BLOOMFIELD, HEM JERSEY, Us SeAy MARCH 1, 1959 PLATE #9435

6AQ5—6AQ5A TUNG-SOL RATINGS = conr'o. INTERPRETED ACCORDING TO DESTGH MAK IMUA S15TEM VERTICAL DEFLECTION AMPLIFIER® © * Gun #2 comecreo To FeATE . HEATER VOLTAGE 6.3 vours MAXIMUM DC PLATE VOLTAGE 275 vouts MAXIMUM PEAK POSITIVE PLATE VOLTAGE (ABS. WAX.) 1100 vouts MAXIMUM PLATE DISSIPATION? 10 warts MAXIMUM PEAK NEGATIVE GRID #4 VOLTAGE 275 VOLTS MAXIMUM AVERAGE CATHODE CURRENT 40 wa. MAXIMUM PEAK CATHODE CURRENT 115 AL VAXIMUM BULB TEMPERATURE (AT HOTTEST POINT) 250 °c TYPICAL OPERATING CONDITIONS AND CHARACTERISTICS CLASS Ay AMPLIFIER © HEATER VOLTAGE 6.35 6.3 VOLTS HEATER CURRENT 0.45 0.45 AMP. PLATE VOLTAGE 180 250. voLTs GRID #2 VOLTAGE 180 250. vouTs GRIO #4 VOLTAGE “8.5 12.5 VOLTS: PEAK AF GRID #4 VOLTAGE 8.5 12.5 vours ZERO-SIGNAL PLATE CURRENT 29 45 MAS MAXIMUM SIGNAL PLATE CURRENT 30 47 MAL ZERO-SIGNAL GRID #2 CURRENT (APPROX.) 3 U5 MAL MAXIMUM SIGNAL GRID #2 CURRENT (APPROX.) a 7 oa. PLATE RESISTANCE (APPROX.) 58 000 52 000 onws TRANSCONDUCTANCE 3 700 4100 uwhos LOAD RESISTANCE 5 500 5 000 OHMS TOTAL HARMONIC DISTORTION 8 8 Percent MAXIMUM SIGNAL POWER OUTPUT 2.0 4.5 waTTS Fsincte Tue. AVERAGE CHARACTERISTICS - TRIODE CONNECTED * PLATE VOLTAGE 250 vours GRID VOLTAGE 12.5 VOLTS PLATE CURRENT 49.5 MAL TRANSCONOUCTANCE 4800 MMos AMPLIFICATION FACTOR 9.5 PLATE RESISTANCE (APPROX.) 1970 OHMS: GRID VOLTAGE (APPROX.) FOR I,=0.5 MA. -37 vous Bron OPERATION IN A 525-LINE, JO-FRAME SYSTEM AS DESCRIBED IN "STANDARDS OF GOOD ENGINEERING PRACTICE FOR TELEVASION BROADCAST S741 ons? FEOERAL COMMUNICATIONS cOMMtsS ONS, THE DUTY CYecE SF THe VOLTAGE PULSE MUST NOT EXGEED 258 OF ONE ScAQMIKE CYCLE, rRiooe connect eo OUN STAGES OPERATING WITH GRID LEAK BIAS, AN ADEQUATE CATHODE BIAS RESISTOR OR OTHER SUITABLE weans IS REQUIRED To" PROTECT THE TUBE In/THE APSENCE OF ERCITATION. “INDICATES AN ADDITION. > inoicates 4 chance.

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