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@HITACHI
SERVICE
SPECIFICATIONS
Circuitry
FT • 3400
FT - 3400L
Semi-conductors
FT • 3400
FT . 3400L
FM
SECTION
Frequency range
Usable Sensitivity
FT • 3400
FT 3400L 1.0 pv (75 ohms)
FT 3400 50 dB (98 MHz; IHF and DIN)
Image interference ratio
FT • 3400L48
FT - 3400
IF interference
ratio
FT . 3400L 80 dB (98 MHz)
Total
harmonic
distortion
FT
FT • 3400L
Signal-to-noise
ratio
FT - 3400
FT • 34001
Frequency response
FT • 3400
FT • 3400L
Selectivity
FT • 3400
FT • 3400L
Stereo
separation
Capture ratio
FT . 3400
FT .3400L
AM suppression ratio
Output voltage
FT
FT • 3400L 290 mV (400 Hz, 40 kHz deviation)
Antenna
terminal
FEATURES
Phase-Locked
Loop for FM/MPX
I.
High Quality
FM fronted
2.
High Selectivity
and High signal-to-noise
3.
Using IC and 2 Ceramic
AM/FM
MANUAL
FT-3400
AM/ FM 2-band
Stereo
tuner
MW/LW/FM
3-band
Stereo
tuner
4 ICs, 18 transistors (1 FET),
21 diodes
(2 LEDs)
4 ICs, 21 transistors (1 FET),
27 diodes
(2 LEDs'
88-108
MHz
10.8 dBf (IHF), 1.0 WV (75 ohms DIN)
dB (98 MHz)
800B
(98 MHz;
IHF and DIN)
• 3400
MONO: 0.09% (400 Hz.
STEREO.
O.
(IkHz.
IHF)
MONO:
0.1%
(1kHz)
STEREO:
0.25%
(1kHz)
MONO:
75 dB
69 dB (DIN)
STEREO: 69 dB (IHF), 63 dB (DIN)
MONO:
69 dB
STEREO:
63 dB
30
-
15 kHz (75 gs
dB)
For U.S.A.
and Canada
30 Hz -
15 kHz (50gs
dB)
For Europe, Asia and Latin America
30 Hz -
15 kHz (50ps
dB)
55 dB 1±400 kHz,
IHF)
SS dB (±300 kHz. DIN)
55 dB
(2300
kHz'
45 dB (1 kHz.
IHF and DIN)
1.0 dB
and DIN B.P.F.
1 kH2)
I O dB (B.P.F.
1
50 dB UHF and DIN)
3400
550 mV (400 Hz, 75 kHz deviation)
300 ohms balanced
and 75 ohms
unbalanced
Circuit
ratio IF Amplifier
Filters
STEREO
June
FT-3400
FT-3400L
English
Deutsch
Franqais
MW
SECTION
Frequency range
FT • 3400 15 gv (IHF). 18 pv (DIN)
Sensitivity
FT . 3400L 18 pv
Image interference ratio
IF interference
ratio
FT • 3400 35 dB (±10 kHz, IHF),
Selectivity
FT • 34001 32 dB
Signal-to-noise
ratio
Output voltage
LW SECTION
FT
Frequency
range
Sensitivity
Image interference ratio
IF interference
ratio
GENERAL
FT - 3400
Power requirements
FT • 3400L
Power consumption
Dimensions
Weight
FT • 3400
FT • 3400L
Specifications and designs may be changed without notice for improvement.
4.
Anti-birdy
filter
5.
High-gain AM Loop antenna circuitry
6.
VECTOR
TUNING
tuning
system
Self illuminating
Power Switch & Function
7.
TUNER
1980
No.
202
FT-3400L
530—
I
kHz
350 gV/m (IHF Loop antenna)
50 dB (IHF and DIN)
40 dB "HF
and DIN)
32 dB
kHz,
DIN)
kHz)
53 dB (IHF and DIN)
165 mV (400 Hz. 30%
modulation)
150-350
kHz
160 pv
50 dB
38 dB
AC 120 V 60 Hz
for U.S.A.
and Canada
110-120
V/220-240
V 50/60
Hz
for Asia and Latin America
220-240
V 50 Hz
for Europe. U.K. and Australia
220-240
V 50 Hz
8 watts
435 (W) x 83 (H) x 307 (D) mm
(17-1/8"
x 3-1/4"
x 12-1/16")
3.8 kg 18.4 lbs)
3.6 kg (8.0 lbs)
indicator
Inhaltsverzeichnis
loading

Inhaltszusammenfassung für Hitachi FT-3400

  • Seite 1 @HITACHI FT-3400 FT-3400L English SERVICE MANUAL Deutsch Franqais SPECIFICATIONS FT-3400 FT-3400L Circuitry FT • 3400 AM/ FM 2-band Stereo tuner SECTION • Frequency range 530— FT - 3400L MW/LW/FM 3-band Stereo tuner FT • 3400 15 gv (IHF). 18 pv (DIN)
  • Seite 2 HITACHI FT-3400/3400L TECHNISCHE OATEN 550 mv (400 Hz, 75 kH7 Abweichung) Type Zwei-VVellenbereichs-Stereotuner - 3400 3400 Ausgangsspannung Drei-VVelienbereichs-Stereotuner FT - 34001- 290 mV (400 Hz, 40 kHz Abweichung) 300 Ohm symmetrisch; FT -3400L MW/LW/FM Antennenanschlüsse 4 'cs, 1B Transistoren (1 FET),...
  • Seite 3: Zerlegung

    FT-3400/3400L HITACHI AUSTAUSCH • DISASSEMBLY REPLACEMENT • ZERLEGUNG DEMONTAGE REMONTAGE Removing the printed wiring boards Ausbau der Leitterplatten Déposer des plaquettes å circuit imprimé • Cover qøx 8DV(x6) (Silver) 3øx 8DT(X2) (Block) Escutcheon ass 'Y Tuner P.W. 3' x 8DT(X5) (Blaco (FT-3400) Fig.
  • Seite 4 HITACHI FT-3400/3400L Remarks of replacing the parts. Remarques Hinweis für Ersatzteilaus- concernant The FM ceramic filters stausch remplacement des piéces FT-3400 (3400L) uses two Les filtres céramiques FM UKW-Keramikfilter FM ceramic filters (MF 201, 202) modéle FT-3400 (3400L) Modell FT-3400...
  • Seite 5 Osziilator V•ria. de Tnsion ADJ. LW TRACKING OSC COIL Spannungneregelt« Orzillator KW.ZF MW-AntennwSmle LW-Nachfü hrung MW-Ogill•tor l" Varia bine d'Antenne tonigtion Fl FM Bobine d Orit. FM OSC CAP. FM ANT COIL UKW-ZF.Abg10U2h LW ANT UKW•Eingang U KW-Osziqator-Kond e F' MW.Nachführung Entrée LW•Antennen-Spule...
  • Seite 6: Ausrichatanleitung

    HITACHI FT-3400/3400L TUNER ALIGNMENT INSTRUCTION • ALLGEMEINE AUSRICHATANLEITUNG • INSTRUCTION GENERALE Sweep Generator Signal Generator Oscilloscope Woobbelgenerator Oszilla Oszillograph Générateur de balayage Genérateur de signaux Oscilloscope Dist. Frequency Counter Distortion Meter Frequenzzähler Vakunmröhrenvoltmeter Verzerrungsmesser Voltmétre électronique Fréq uencemétre Indicateur de distorsion...
  • Seite 7 HITACHI FT-3400/3400L CAUTION Short-circuit the OSC stage by earghing the live side of the variable capacitor in that stage. Adjust the core of T 101 sb that the gain will be max. In this case,reduce the level of the input signal of signal generator so that the wave from will be the same ak the one shown in the figure.
  • Seite 8 FT-3400/3400L HITACHI Condition Function: Bedingung Condition Fonction: Funktion: Modulation: 400 Hz, 30% Modulation: 400 Hz, Modulation: 400 Hz, 30% FT-3400L Connection Setting Adjust for Anschluß Setzen Einstellen für Réglagepour Mon tage Connexion Output Sequence Input Tuning Adjust Indication Function Reihenfolge...
  • Seite 9 AM Signal generator antenna Voltmétre c courant AM Signalgenerator alternatif Générateur de signalAM Oscilloscope Loop antenna MPX IC Rahmenantenne Modet FT-3400,3400L Muting Antenne en boucle power supply IN OUT Output Fig. 10 AM frequency covering and Abb. 10 AM-Bereich-und- Fig.
  • Seite 10 HITACHI FT-3400 3400L PRINTED WIRING BOARD • PRINTPLATTEN • PLAN BASE Other] The circuit symbol ( ) means a fuse resistor. When replacing it with new one, refer to the CAUTION on page 13. Earth, Das Schaltsymbol ) steht für Schmelzwiderstand.
  • Seite 11 HITACHI FT-3400 3400L CAUTION: Fuse resistors are used to improve. safety protect the circuit). When replacing therm with new ones. FT-3400 be sure to use the desgnated type. Always use the designated fuse without fail. CIRCUIT DIAGRAM • SCHALTPLAN • PLAN...
  • Seite 12: Circuit Diagram

    HITACHI FT-3400 3400L FT-3400L PRODUCT SAFETY NOTE: Components marked with a A have special characteristics important to safety. SICHERHEITSH INWEIS: Die mit Agekennzeichneten komponenten haben wichtige Sicherheitsaufgaben. CIRCUIT DIAGRAM • SCHALTPLAN • PLAN CIRCUIT NOTICE DE SECURITE DE FABRICATION: Les composants qui sont accompagnés du symbole A possédent des caractéristiques spéciales.
  • Seite 13 HITACHI FT-3400/3400L DESCRIPTION CIRCUIT • HINWEIS FÜR ERSATZTEILAUSTAUSCH REMARQUES CONCERNANT REMPLACEMENT PIECES Mute circuit and Vector tuning indicator drive circuit OFF direction. As a result, the collector potential of Q213 The mute circuit of this unit is controlled using the meter increases and the base potential of Q207 increases, so Q207 voltage and the "S"...
  • Seite 14 HITACHI FT-3400/3400L Fig. 14 Voltage at point (O during AM/FM selection when the power switch is operated ON/OFF TIME Abb. 14 Spannung an Punkt bei MW/UKW-Empfang, Zei t wenn der Netzschalter ein- Oder abgeschaltet Wird Fig. 14 Tension au point au cours de Ia sélection...
  • Seite 15 HITACHI FT-3400/3400L Circuit de réglage silencieux et circuit d'excitation d'indicateur d 'accord vectoriel Le circuit de réglage silencieux de cet appareil est commandé réalisé, Ie fonctionnement inverse se produit et une commu- par Ia tension de I'indicateur et Ia tension "S" du circuit de tation est instantanément...
  • Seite 16: Parts List

    HITACHI FT-3400 3400L REPLACEMENT PARTS LIST • ERSATZTEILLISTE • TABLEAU PIECE o marked parts used for FT-3400, * marked parts used for FT-3400L SYMBOL STOCK SYMBOL STOCK DESCRIPTION DESCRIPTION * C305 0274231 Mylar, film 1200pF CAPACITORS * C306 Mylar, film...
  • Seite 17 Die mit gekennzeichneten Komponenten haben wichtige Sicherheitsaufgaben. NOTICE DE SECURITE FABRICATION: Les composants qui sont accompagnés du symbole possédent des caractéristiques spéciales. o markedpartsusedfor FT-3400, * markedpartsusedfor FT-3400L SYMBOL STOCK SYMBOL STOCK DESCRIPTION DESCRIPTION SRD1/8P SRD1/4SD Carbon film 560kQ 0138165...
  • Seite 18 FT-3400/3400L HITACHI o marked parts used for FT-3400, * marked parts used for FT-3400L STOCK SYMBOL SYMBOL STOCK DESCRIPTION DESCRIPTION D305 2337011 1S2076 ICs & TRANSISTORS D306 2337011 1S2076 D307 2337011 1S2076 for TUNER PRINTED WIRING BOARD 2337011 1S2076 D308...
  • Seite 19 HITACHI FT-3400 3400L o marked parts usedfor FT-3400, * marked parts used for FT-3400L SYMBOL STOCK SYMBOL STOCK DESCRIPTION DESCRIPTION x 20 DT bind screw (yellow) 4567417 FM Frontend 2425121 (for Power sw. fixing) FM Frontend 2425122 x 10 DT bind screw (for P. trans. fixing)
  • Seite 20 AM-Wellenbereichsschalter (AM BAND) 16 •Cordon d 'alimentation électrique (MW/LW) (FT-3400L) 17 Commutateur de gamme AM (PO/GO) (FT-3400L) @Hitachi, Ltd.Tokyo J apan : 5-1, I-chome, Marunouchi, Chiyoda-ku, Tokyo, Japan Head Office Tel. . "HITACHY" TOKYO Cable Address Printed in Japan (S)

Diese Anleitung auch für:

Ft-3400l

Inhaltsverzeichnis