EC52 ETC2

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Single-ended short wave triode for use as I> power oscillator. HEATER wh 6.3 = Th 043 8 CAPACITANCES cin 5.2 ph eout 13 pr ca-gl 31 pyr CHARACTERISTICS Ya 250 ie arty fm 665 ay te 9200 Equivalent noise restetance. a0 LIMLTING VALUES Ve max. 400 v vena. 150 OW Limit! equency of seetfaatiees 400 Mo/s HOTB; Up to 300 Me/e the inductance of the heater leads te cuffiotently low to allow the heater pins to be earthed capacitatively. ARRANGEMRNT OF BIZCTRODES ‘AND BASE CONNECTIONS DIMERSIONS . 33mm max a uf - oe ; kfo - : 086 i eo 4%. 2 hh BOG BASE Koh Oh ~ 38mm. max. {Mullard} Issue 1 A ees2 1647/1

Single-ended short wave triode for use as low power oscillator. SSCP Rees See e eee ees FRR ecs2_ EEE 50 eA Eeacaadancuananennndannrinl 1 2eeeeeee! COPE eee ee a OCCA @a) SO ee OSS es ee Coe SORES OOS Re Oe eee eee eee SoS | BEEEEEE 40 He i CO eee BEEEEEEE EEE eo GOCE EEE EEE reer CO eee COC eee rere eee SRR See ie oes eee aye 2S ee ee Sy. REECE Et me Corr rye ed SUS00 SRe ee ees eee bees see eee SRRSR RRR RORSS Rees eee eee ees eee PTT TTT a CO eee EEC CEE CECE eee BEREEEEE EERE EEE ee PY CCCI COC Cee SAREE COCO eae COCCI CEC CCE ree ere Se) CO eee & eR iee ee REEEEEE EEE 9 Pee COO © of } Coe i Hi i COPE se oo Hio COCCCEECOeCe eee P ‘a PE ft [| COC eee Coe Cee eee See ee | SORES ey ee ee | SSSR | COCO eee a CeCe eee ere eer ee er erry Vg As 10 5 ° ullard]} ISSUE | 7 EC52 1647/2

Single-ended short wave triode for use as low power oscillator. oe s+ ECCECE reer errr eee Coe BECE ECE CECE EEE eee EEC CECE CCCI CECE errr eee eee Ceo Seeeeee coe z Perro SERS R REE LTTE He ECE Ce CeCe eee eer & Seer Cee cot & COCO 3 See Core HHH S0CE See Cee eee SSS SR ee COC ECC Eee eer ce COCOONS SRESSRESRSSS RES E eee ss ST o CECE PR OS EECCA ag CEN 8 EOCEE SKI EOE CCE EEA TSI SSSSE SSSES BERS SEReeS eee SRA oe ee ST CORE rar Por SRSERRSNSs PAS ees Ae. <e SeeeNaY Sees ees Seaessen 7s PASE NY Seeeessnes Beees eee < SISO SSSS0esee0 esse? one Co SSPSEN 8 SSERE RESee Sees ke—se SATA = SEES Sees VSS eran: < SAE COO ee SCS ESN 20008 eee 2s jam. Sea NORA Pe eS SSN COCs SASS CeCe RSS Co er at SS ESSN Cory PSE SS] PP PAS SST CCPC PSEC SESS CRS ENG COCeC CPS 4 ERS PsP scrty & Pore “WES SNS Coe SSS Coors POSS PSSST COCA ret COPS PSS ECE E EEC Eee errr sse Psy COCO oY 2000S SN ae eee ceaaes| EEE EE CEE EC CCC Cee e eee eceeress Se az 8 g 2 ° at [Mullard] ISSUE | IF, ECS2 1647/3