3M16-38 SM12-37 SM12-36

EXTERNAL PARTS SPARES LISTSM12—36 AMPLIFIER

Cubmel Ampmler lass cplams/ Muvphy Label onausll, H m H 12-35 From Panel EAl454o Knub Wlln m am! mark EANSB?’

F A P Badge EAzcosu/l Knuh—plaln EAHSISMM AWA Badge EAzonag/l Splrs m chassis lmnl panel xpzlss‘ ' asulola Label opznuez Splre nx‘ back Vslz'lnlng XPZISI ~

EXTERNAL PARTS SPARES LISTSM12-37

CablneL lor use mm asa uAm xplsusuI. Conlrol pane! EA‘IASAOlm use mm Garrard sP25 xPlsasz Eadga (F as P) EAZODSO/‘lBass lur caninel xmem Badge (AwAl EAzumas/l( svzs Player (Sammy xpzuaol Label lMurpnyl szmmsum: canvldga lmm s|y|us) xpzuem Label mammal upzonazS/D slylus Vol QTAHC wieos Safely cover EPHZIEMonuun EQUIPMENT UA70 Changer (BSR) xpzusm Tone canlml Knob EAMSSIC1 canrldge (mm stylus) XP205I9 Volume/Balance Knab EAMMSStylus lar cl camidge Dlamond/sap XPznszo Splva llx chassls |a lronl plane! XF2159Slylus lo! cl callildge Sap/Sap xpzuszs

EXTERNAL PARTS SPARES LISTRADIO + AMPLIFIER MSM16<58 5M16-38 Tuner 8‘ Amp'ma'

ganlnsl (imsflsl/A Dlsl Scale nus”!abmsl Back A16233 Turllrlg nob EAIASRECORD PLAVER + AMPL'F'ER M5M12'37 Badge AWA EAZUDBS/I Tone control mm EA14537:sdqe F EhPl EAzansn/I gamma/Balance Knob gumsadlula La 9 P20092 plre llx chaSSls (o camml nlnal P2159AMPL'F'ER M5M12'36 Muvphy Labal npzuusl 5m m. chassls |n ca al xl=2lslConlml Panel [Alum Emma

Service Information & Parts List

MSW6-38 MSM12-37 MSM12-36

CHASSIS SERVICE INFORMATION

BROADCAST RADIO & AMPLIFIER—SERIES 5 HIGH POWEFI

DISSEMBLY

TO REMOVE CHASSISI undo 3 screws underneath unit2 siide cnassis iprward.

TO REMOVE CONTROL PANELFROM CHASSIS

1 Pull knobs on

2 Undo a nun holding lap aI control panaiiiNciei Take care not In iurn needs undal in.meiaicaii

3 undo 2 spire clips iididinp pendm at normalpanai

4 undo hundphone sockei nui

RADIO TUNER SPECIFICATIONBANDWIDTHNsrrsw is cps—25 Kc+Idb—adbBroad asp/mane ier eumv/R MS auipuinine on narrow insri simian Io prpad

SENSITIVITYNarrow sow/mane icr saniv RM 5 cuipuiBro-d Asuv/msire idr eumv/RMS autpm

SIGNAL NOISEzadh ai mow/mane inarrdw)

DISTORTION2% si 50% moduiaiipn (2% ml 30% Mad) :0mo cp 5ms appiies to signals pi up In 25 voliaiMaximum signal accapisnce av HMS,

STEREO AMPLIFIERS

Series 8 High Power Amplifier DataPOWER OUTPUTGraamr Ihnn i5 wsiis HMS. Mulic Paw-i inescn cnsnnei ai i Kc mm a crime is I A Speciii.caiipn 5152348Equiveierii Io iow+iow RMs.——cdniinupusPaak music power so wan:

RESPONSE RANGE:in cps m 25 K: + or — Idh 5e. curve:

BASS RANGE:Mien—add M an e ps 2/3 volume seninp

TREBLE RANGE:”dim—17d» 31 Ink c p s 2/: volume seiiinp

SCRATCH FILTER:4m: m 5 KC

_ddb si in KI:——-Iidb a! 20 Kt:

INPUT

PICK-UP Ceramicioaniv RMS i+2dbi ior lo wail: RM 5. din-pui inpui impedance 25 meeohmsHum and noise 70m: psidw in waiis wiih limp!camidpe using as 3459 weipning curve 'AMeasured aI IuII VDIIima min Dan and «reel.cdnireis ssi iD iisi Irequency respdnsa

Optional Magnetic2ImV RMS (4 or 7 Club) icr 10 wall! FMVSpuipuiInDuI ImDudance IUD KilohmsHum and noise 75d» beinw IO waiis wiiri mooohms 200 NM CMIHOQS, using BS 3489 Wfllflh‘mg curve ‘A‘

RADIO Sensitivityzoumv i~ or _ Zdbi idr io wail! Fl M s puipuiinpui impedance 500 xiiennuHum and noise 7de bciaw ID wnm Meuuudas ier pick up

TAPE & AUXILIARY:gensiimiy zuamv 1+ oi 7 2dpi vpr 10 weiisR M 5 DUIDUIinsui impedance soo KiinnirisHum and noise was peiew in walls Measuredas [or pick up

CONTROLS:Inpui SWiIch 4 push builonsi on 01 which isa nuis- pssnsnTiebie Conlmuous Docs! and cmBass COMH’IUDUS. haosi and DUI

Baianre Cummuousi compieie lede 81

each andmine minimSciaich Filler Two-posflion woke! switchOrr/O" Twn-posillon rocker swiichConlnur Twasvosiiiun locker swilchinn amplliiel-oniymodeisi

OUTPUTS:A. A low Impedance repiica oi ine inpui signal

is avaiiabie in! Izpe rtcordeis eic This isunalIEcled by ine conircis and is isoiaied Immine snipiiiier oiiipin is auproximaIEIy IOUmVRMs wIIh a source Impedance oi IDOkiiohms

a Main DMIDUI siiiiapie ipr 5 I0 is pnmsc Headphone sockei icr 5,7400 drirri need-

phones

FEATURES:TRANSIENT OVERLOAD

CAPABILITY:When playing very laudiv an snipiiiier i5 eccasIoniy overlaadcd arid cirps‘ inis snipiiiicr is ncisubieci io mumps or nine: undesirspie Miamion ciipping mus givii’ig ii a clean sound aI nighIavcis

RUMBLE FILTEThe response is dEsigimd ip isii very rapidlybeiow 20 cps lo ailenuaIe rdnipie

SERIES 8TUNER ALIGNMENT PROCEDUREAiign pri narrow bandwidmiF aiignmaniiFrequeMy 455 MixR F aiignmenIiseipeiriicr I] 2" Ii) ins IuII or me

AUTOMATIC LOUDN ESSCOMPENSATI ON :

As ine mime comroi is ruined dawn pass pdpsiis inircdiiced in iusi ine iidni snipuni is giveDaianced iisienind. en ampiiiisr niy versions msis dpiidnsi swiIch-conlrolled

LOW OUTPUT IMPEDANCE:Tnis is uxiremeiy iew, iess lh p5 ohm Thisgives any Speaker a many iransieni resppnse.~

GROSS TALK:0n gtamophone InDuL belie! Irian sodp, so (2.95miM c p s

beiier lnan zsdp. 2n cpsip 20K cpsaeiween diiiereni inpdis inaudipie and unmeasur-apie

RADIO PLAY THROUGH:Inaudibie and unmeasurabie

RESPONSE AND BASS:The pass cdnirci sum is specmcaiiy designedID enppie me anipiirier id spnipenssie smaiispeaker sysiems Booksheil enciosurzs parIicu-Iariy reed-re pass Compensaiiun al low ireduen-cies and pass bnosIlng si and cps is npi suiIrapie Tris ampiliiel is designed is glve pass e»(ended an ocIave peipw comparabie sysienis

NOTE:CUIDur oi wiling is IndicaIed on me circuiiand circuii boardsa Blue Bk BlackBn Brown 6 GreenGy Grey 0r Orangev Vmiel w wriiiev VEiIDw R Red

5 7 if‘CiCnIeS a screened WIIE an s akscreened mack Wire 5 air R Black screenedWire red innerPreamp and radio Hr . v2 IS signal reiiirnrne ampIiIiev oi me high powcr series a prp»ducI rande i5 indsniicai I0 ins amdiiiier seciidn pi me Radio Receiver

HIGH POWERend oI nerizdniai lines on disiscaieigzng idiiy closedFrequencies 500 Km

5 MHzOsciiiaIci coilinean/WhitaRF caIIvYaIlow/Whiie

A

SERIES 8 HIGH POWER CHASSIS SPARE PARTS— °'“' "“ “WWW ”MN"BROADCAST RADIO AIID AMPLIFIER 23

..3‘2} “ 18$: £2381?

Rs .. 50K .. 10% x521050n10 . 1 5K .. 10% xP21030

cm. 055 DESCRIPTION PART No R" .. 27 .. 10% 5w x521010R12 .. 10 .. 10% x521013

Tunin 0505:1151 550m 0 Gang wvm Tvimmsrs EF' 3457 R16 .. 22K .. 10% x52105501 05500151 .004705 10% 50v 10510004 R17 .. 33K .1 10% x521055(:2 .. .0205 20% 50v x510102 n10 .. 2.2K .. 10% x5210“c5 .. .0205 20% 50v 0.0. 11510102 1:10 ,, 150K ,, 10% x521055c4 . 0205 20% 50v 0 c x510102 021 .. 150 .. 10% x521o2105 .. Poly 005905 10% 50v 11510005 R22 .. 150K . 5% x52152507 .. 051011115 1001 10% 500v x510007 R28 ., 33K ,. 10% x5210551:0 .. Ceramic 1051 10% 500v 11510007 5121 .. 22K . 10% x521055cs .. Cemmic 1551 10% 5001/ 111210005 n25 ., 2 2K .. 10% x521041015 . .0205 20% 50v 0.1: xP10102 R23 .. 1 511 1. 10% x521050(:10 230.31 2 5% 100v 0.0. x510035 030 15K 10% 5w x521051mg 0205 20% 50v 0 c x510102 0:11 ,, 15K .. 10% .5w 11521051020 Eleni SSUF 3V XPIDIZ5 R32 11 33K OHM 5% XPZI 509022 .0205 20% 50vw XP10|02 R33 .. 550K .. 5% x021535(:24 NF 20% 50V XP1DIOI H34 68K 1‘ 5% XP21493(:25 02205 10% 50v 10210112 5100 5051515 0.2 OHM 20% XP 3274c211 51051 10005 101/ 11510200 ( , 1 RN" 0 2K 10421495(:20 001511115 105 20% xp 2445 « 1:103 1 5 10% x521030030 DZuF 20% SDI/W XP10102 R104 470 10% XP21033C31 Ceramic wow 20% 500V XPIUOB‘I R105 270K 5% XPZIES‘I032 047uF 10% 50v x0101" 1:105 270K 5% 11021531C33 Cniumlc ZZODI 10% 500V XP1DOBQ R107 270K 5% XF‘ZI5310101 Elem 25v XP10201 11100 270K 5% x5215510102 21551 55v x510204 R109 ., 270K 5% x5215310104 Elem 40V XPI|12E|6 Rllfl 270K 5% XP215310’07 10% 100V )(P101flfl RI II 330K 10% XPZIOG7C‘IUB Illa/n 100V XPIDIW R112 330K 10% XPQIDGT0100 10% 50v 11510175 1111: , 10M . 10% x521005c110 . 10% 501/ x510175 R114 10M . 10% x521005cm .. Poly 10% 50v 11510112 5115 .1 100K 10% x5210510112 Cflpflcilor Poly (1% 50V XPIOIIZ HHS 100K " 10% XPZIOSICNS 1. Elect 16V XPIODSI RI11 10M 1. 10% XP210850114 51951 10% 15v x510051 R113 , 10M 10% x521005c115 10% 35V XP10177 R119 50K 5% x5215”cm 10% 35v 11510177 1:120 , 65K 5% 1112215171:117 10% 50v xp10110 0121 150K . 5% x521525cm; 10% 50v 11510110 15122 150K ,, 5% x521525c119 Paly 10% 50V XP‘ 1212: 270K 5% 102215310120 50111 10% 501/ 11510005 R124 270K 5% 115215310121 10% 50V XPW‘" 11125 , 12K ,1 5% xP21490c122 10% 50v 11510114 R126 12K 5% xpmgg0123 10% 50V XF'I 0176 3‘27 15K , 5% XPZISOIc124 10% 50v 111210115 1:120 15K , 5% x521501c125 , 10% 50v x510119 11120 :1 2K 10% 115210450120 ,, 10% 50V XP‘0‘79 R130 0 3K 10% X52104:cm 10% 351/ x5101" ( ( 11151 5 8K 1022140:0125 10% 35V XPID177 R132 63K 5% XPZIASS0120 10% 55v XP10|77 r1135 ,, 5 0K 5% x5214”0130 10% 35V XP‘DI77 ”‘5‘ .1 6 8K 50/” XP21495c151 Cunmlc 47051 10% 5001/ x510054 mas “K 5% xpmm0102 00151111: 07001 10% 5001/ x510004 1:1 :15 CI 5 6K 5% )(pzug‘c101 2205 10% 35v 115-10177 0157 . 10K my, x521040c102 2205 10% 35v x510117 11150 10K 10% xp210490150 51501 1 0115 15v x510209 0159 .. sax .011," ”210.30104 21.51. 1005 151/ x510200 111.10 3 3K ‘00. xpmm0155 51.51 5055 25v x5102oe 11151 50011 ‘00,, 5w 115210370155 Elect 50115 251/ x510200 mag 330K 10% 5w xpzwey0107 51051 10005 10v x510052 1115: IDDK 100/, 5w 1112210510150 51.51 10005 15v x510052 1:154 100K 10% .5w x5210510150 051511111: 2:151 10% 500v xP10251 1x155 . 120K 10% .5w x521052c170 .. 3317' 10% 500V "‘025‘ 51155 .. 120K .. 10% .5w x521052c171 . 51.51 100005 50v xP1o2os R151 ‘ .. 5% 5w "my0172 51.51 100005 50v 11510205 5155 1, __ 5% 5w xpz‘ma1 Resistor 1M OHM 10% .5w xqum R169 ‘ s1< ‘00,, w, ”2‘03;102 54 11.151 00K OHM 10% “21°59 5170 I 5x 10% .5w xmoaa112 ,. 150K .. 10% "2‘0“ 12171 0 0K 10% 5w x5210A7

6clR REF DESCRlPTION

OHMR172 6,5K 1 10%R173 ., 15K 1. .1 5%R174 ., 15K 1 1 5%R175 ,1 15K

1 5%R176 1

15K11 5%

R177 39K 1, 10%R1751 39K

1 10%R179 52K 11 5%F1150 82K ,, 11 5%R181 33K 1 5%R152 11 33K 1, 5%R183 1

1 0M ,1 1. 10%R104 1 0M

11 10%R185 ,1 220K 11 11 10%R186 220K 11 1 15%R187 1

1511 11 11 10%R188 150 11 10%R109 150 11 10%R190 150 ICB‘R191 27 mun/1,R192 27 11 11 10%R193 53 11 11 10%R194 68 1. 11 10%R195 132 ,. 1, 10%R195 ,52 . 11 10%R197 47 10%R199 47 11 10%R199 330 1, 5%R200 .. 330 11 5%

INDUCTORSAarlal Rod Broadcas| 150mm

11 Assembly RF 001112 Assembly 050 Call13 Assembly 151 1F Transmrmar14 Assembly 2110 lF 1151151011119115 Assembly :10 IF Transfiormel16 Assembly Puwzr nansmrmerDIODESMR2 Dlode 44139MR3 11 $111ch 40255MR4 .1 11 40255MP9 4116501MR10 4115501

VARIABLE RESISTORSRv1 Polenllomelev IDDK 20".. FOB MounhngRv2 Pulenllomeler 9x50K 20% FOB MounllngRva PolemmmelerzxmoK 20% FOB MuunimgRv4 Polenllomeler 2x50K 20% 2 Taps

TRANSISTORS11 11311515101 EF25412 ,1 861480T3 5:25414 ., BF254115 1, 001490H15 BCMQC119 .. 361481:120 3014115121 1301770122 1 801 771:123 11 2N407412-1 11 2114074T25 . 40050126 1 40050127 11 2115293125 .1 2115293

PART NO,

xP2l047XP21501XP21501XP21501XP21501XP21050xP21056XP21519xP21519XP21495XF'ZMSS><P21073XF'21073xP21229xP2l229xP 5915xP 51315”21027XP21027XP21018xlemaXP21011XP21011xP21045XP21546xP21021X921021XP21461XP21451

EA15461EA154355415471EA154309115431EA15432EA15717

XP22505xP22501XP2250|xP22513xP22513

13922030DP22031DP220320922033

xP22713xP22703XP27713XP22713XP22708xpzzmaxP22703x922703XP22711XP22711xP22710xP22710xP 2379xP 2379xP22709xP22709

SUNDRY ITEMSRocker Swim" 2 pole 2 chfllon (Black Knob)Push Eulmn. Swim?! 4 BunnnLamp Holder MES.5 Flu Din Suckal, chassis mg,2 Pin Din Sockel. Chassis M111,2 Din Sockel. Chassis Min5 Plug (Gold) 0111.3 Pin Plug com) Din2 P Plug am11mm; Mela:131.1 Covd11119111311111; Washer lo: 40050

., Bush 1m 40050

su 2077

EP 3932

2'12 TURNS

TUNING SPINDLE

POINTER

TUNING CORD ARRANGEMENT

SERIES 8 HIGH POWER EQUIPMENT

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ACTION OF TONE CONTROLS

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DIST‘DPTION

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L ALL VALUES 0F RESISTANCEIN OHMsflALL VALUES 0FCAPACITANCE IN MICROFAPADSWLESS OTHERWISE STATED

351469a

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BASES

9

OF TRANSISTORS

2 VOLTAGES STATED ARE NEG-VATIVE WITH RESPECT TO CH7-ASSIS 5 MEASURED WITH AVD

N38 UNDER NO SIGNAL‘WITHVOLUME CONTROL SET TO ZERO

TUNING ' \SELEcnvfiv(Tum/mam")SWITCH SHOWN IN NAnRowmséamjiwosnION

3 REFER TO PARTS LISV FORNE 8 COMPLETE DESCRIPTIONSOF ELECTRICAL COMPONENTS.ORDER ALL REPLACEMENTS BV 5 ‘

P! N9 & LIST DESCRIPTION

TI-TE BASEVIEWED0N PINS

CIRCUIT DIAGRAM OF M.W. TUNER SECTION

R2733 K

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