A PROPOSAL FOR TRANSISTOR BANDPASS AMPLIFIERS AND THE STUDY AND DEVELOPMENT OF 500 MCS TO 1000 MCS TRANSISTOR AMPLIFIER

Document Type: 
Collection: 
Document Number (FOIA) /ESDN (CREST): 
CIA-RDP78-03424A001200140040-1
Release Decision: 
RIPPUB
Original Classification: 
C
Document Page Count: 
8
Document Creation Date: 
December 22, 2016
Document Release Date: 
February 22, 2012
Sequence Number: 
40
Case Number: 
Publication Date: 
June 7, 1960
Content Type: 
REPORT
File: 
AttachmentSize
PDF icon CIA-RDP78-03424A001200140040-1.pdf327.32 KB
Body: 
Declassified in Part - Sanitized Copy Approved for Release 2012/02/22 : CIA-RDP78-03424AO01200140040-1 UUNH I . _ k I IA L QIV DOC REV DATE 49 TYPE .~~----- ORIO COMP ~ OPI p- ?AGES 9------ ReY CLASS -.-~- 01110 CLASS NEXT REV ADTHt HH 14?2 JUST ORIGINAL CL BY Z N D DECL REV w O , EXT SYN 6 YR REASON TIIANSISTOR BANDPASS AMPLIFIERS AND THE STUDY AND DEVELOPMENT OF 500 MS TO 1000 MCS TRANSISTOR AMPLIFIER Prepared by: June 7, 1960 COI IAL Declassified in Part - Sanitized Copy Approved for Release 2012/02/22 : CIA-RDP78-03424AO01200140040-1 Declassified in Part - Sanitized Copy Approved for Release 2012/02/22 : CIA-RDP78-03424AO01200140040-1 ,etImm i c.C this gscLac all descgibes a gwoup of five P _ndgz?ss ?sam~sus3C, c ' ?m3 s(n~~ ~T?Yie sUfteq eney range of etch type pus Lire q = a' st-c6 age 1, 5D d 90 sr_es 2 2O - i?50 me's 30 50 250 w.cs 4. 250 500 cc 5. GGO '7cG rLwAs 5 each 5 e aCiii 10 each 10 eac 5, eaca ~'wC i:Qi1 ~' G21L''.^C7SLu'~h ~L'Ei 4BG'S^'O r t v JSQ.L sftL!E7 aev~~_ca,.~r LFUt ^ -,GO tEes to 2000 mes 2L Q ''. 3 zbtrj ? c^.Bq; 1. ~? 3 Vial be desi ;c c lik3 dl $?L's ' t'S Q3S VA 2 . 2 b (t ^ 6 C a 0 Ei t as mow L Ca L Declassified in Part - Sanitized Copy Approved for Release 2012/02/22 : CIA-RDP78-03424AO01200140040-1 ? Declassified in Part - Sanitized Copy Approved for Release 2012/02/22 : CIA-RDP78-03424AO01200140040-1 SBGT}ION I TBCHNfIGA% PROPOSAL FOR TRANSISTOR BANDPASS AMPLH IBRS The tcansistorr preaii plifiews wiil give It to 43 db itiproveer...ent An the g sc- tangeratio1 sensitivities. The tangential sensitivities for the 30 a 250 sacs and 250 - 500 s receivers are based on 300 erv across 50 o.FZFaso Tk gain of each proposed amplifier is sufficient to improve the system pewfori a as tabulated belot-j: 1, Amplifier Spaciifications Gain Bandwidth Noise 1 lure Ttrarasistoos Input Impedance output Impedance Power Requirements Apprrodamat a Size QuantAtV Requested 50 db 50.-90 mcs 9 cab 4 - 24700 50 ohms, noise match-Led 50 Ohms VSIUR < 2 16 ma (T 12V I A a1, z 3" 5 each Preseunt S aces Specifications and Pass 5090 sacs Video Bsndc,adth 2 mcs Equivalent Ba width 14 mcs Equivalent Noise Figure 45,5 cab Tangential Sensitivity .50 dbm ,111 IS177vi9'1~ Yst m Specifications ti~;h Pr;caraaro Noise Figure 9 db Tangential Sensitivity -83,5 dbm Minimum Gain 33,5 db Declassified in Part - Sanitized Copy Approved for Release 2012/02/22 : CIA-RDP78-03424AO01200140040-1 - Declassified in Part - Sanitized Copy Approved for Release 2012/02/22 : CIA-RDP78-03424A001200140040-1 2. Amplifier Specifications Gain &andviidtlh Noise Figure Toansistorzs Inp t Umpedance Output Impedance Power aeqlAioements App oztimate Size QuantAty Requested 40 db 100-150 mcs 9 db 3 - 2N700 50 ohms, noise matched 50 ohms 11S rJR < 2 16 ma @ 12V W i3"n 2" 5 each 1oesent :system specifications Band Pass Video Bandwidth Equivalent Bandwidth Equivalent Noise Figure 45,2 db Tangential Sensitivity --50 dbm System Specifications with ITee po Noise Figae Tangential Sensitivity .8604 db: 3. Amplifies Specifications Gain Bandwidth Noise IFiguarce Transistors Input Impedance Output Impedance Powea Requi ecaents Appoo3simate Size Quantity Requested 20 db 50250 mcs 9 db 3-2N7OO 50 ohms, noise matched 50 ohms VSi;JR / 2 24 ma @ 12V 11" x 3" n 2" 10 each Declassified in Part - Sanitized Copy Approved for Release 2012/02/22 : CIA-RDP78-03424A001200140040-1 Declassified in Part - Sanitized Copy Approved for Release 2012/02/22 : CIA-RDP78-03424AO01200140040-1 1Pi eseliit s7stem Specifications Video Bzadvaidt h Equivalent Bandwidth Egtanva1et t Noise Pfigaze 50250 sac s 200 ic 9 tics 14 db Systtr~ts S~Secaga?a~i~~t, ?~~~~ pQeam~p Noise Piguage 9 db Tangential 5e?nsatravAtV _803 dbm Minimum Gain 33l db Tangential Seasittivitp -77.5 dbm (300 bw @ 50 ohms 4o Amplifier Specifications Gain Batsduid tch Noise Page Tsl ansastor s Input ttapedance 0uatp zt Rmpedarce Pane' Requirements ApppoZimate Size Qtzantitg Regnaes ed Prresentt System Specifications Baud Pass Video Bandwidth Equivalent Banduidth Equivalent Noise Figtnae Tagnge 18 db 2504500 mcs 22 db 8 m 2N700 50 ohms, noise matched 50 ohms VSWR < 2 32 ma @ 12V $A" rs 3" t 2" 10 each 250.500 me s 200 lrc 10 tics 39,5 db ttiaa Sensitivity; -5705 dbm (300 uv @ 50 ohms) System Si ecificntaons ttith Pheau p, Noise Pigunrce Tangential Seansitivitv -85 dtm 2705 db Declassified in Part - Sanitized Copy Approved for Release 2012/02/22 : CIA-RDP78-03424AO01200140040-1 Declassified in Part - Sanitized Copy Approved for Release 2012/02/22 : CIA-RDP78-03424AO01200140040-1 50 ~~tieL S~yc 1.sc:? aos 35 db 133K&wAd tb 600-700 w c s No s PAO 16 cT Tmasnsto s US - 2N700 c L'J:7t 1Y:Zs r?C~ PQ -J2 ~G'~j^ $L~Cd 4ebYeE:a'ti AI?Lt1? Size Q'~a~ ; ;7 tie r sLcd 50 cis, moise m caed so OL- s ",TSVjR < 2 0 5 72 Qua 0, .2V 5 each Poe--amt S 7stecu SrpacAf ;cations ~ sWen S = fcZtAc.zs c1$t;a )?Ocnwya Banal Pass 600.700 rac s ~111deo ~oFIIt?Sfli~3@lh 2 LLTcs EquA`:'a ent nar..L;Z ict-'i'a 20 sac s :36y=1vaa2enli ., Dols? Fig= e 44 d b TIIn3c 111, 1z i ?emss is ? s I?~ieLI''~ deVQ eci to c oC3~Q t1,20,2'Ouggh e