Quad 405

Quad 405 Power Amplifier

Quad 405 Power Amplifier (1975-1993)




TECHNICAL SPECIFICATIONS


Power (RMS) 2X100 watts/8 ohms
Power Band: 20Hz/20Khz
Total Harm Distortion: 0,05%/8 ohms
Intermodulation distortion: 0,05%
Input sensitivity: 0.5V
Signal to noise ratio: 95dB
Output Impedance: 4 to 16 ohms

Dimensions: 340,5 x 195 x 115 mm
Weight: 9 Kg



pdf LM301A DATASHEET

Transistors Equiv Other
BC214C BC213-BC416 BC560C-NTE294
ZTX304 BCW18-BC546B BCW10-2N5551
ZTX504 BCW19-BCW11 BC556B-2N2905A
40872 BD244D-BD242C TIP42C-2N6134
BDY77 BDY75-BD249D 2N3773-NTE284
BDY 77 MJ 15015
Aop Pcb Iss
LM 301A PCB M12368 ISS 5-6-7

BOARD Nbr M12368/9-10 (405-1)

Pcb 12368/9 - Nbr: 9000/29000.

Pcb 12368/10 - Nbr: 29000/59000.


Transistors Equiv Other
BC214C BC213-BC416 BC560C-NTE294
ZTX304 BCW18-BC546B BCW10-2N5551
ZTX504 BCW19-BCW11 BC556B-2N2905A
40872 BD244D-BD242C TIP42C-2N6134
2SD424 MJ15003-2N3773 BDX50-NTE284
RCA17556 MJ15003-2SD424 2N3773
Aop Pcb Iss
LM301A PCB M12368 ISS 9-10

BOARD NUMBER M12565 ISS 3-5-6-7.


Pcb 12565/3-Nbr: 59001/64999 (405-1)
The first 405-2 circ diag was 12333/7
and the Pcb ref: M12565/5.(01/1983)

Pcb 12565/5-Nbr: 65000/66699
(405-2)-01-05/83

Pcb 12565/6-Nbr: 66700/72500
(405-2)-05/1983-08/84

Pcb 12565/7-Nbr: 72501/85000
(405-2)-08/1984-02/86

Transistors Equivalents Other
BC214C BC213-BC416 BC560C-NTE294
ZTX304 BCW18-BC546B BCW10-2N5551
ZTX504 BCW19-BCW11 BC556B-2N2905A
40872 BD244D-BD242C TIP42C-2N6134
2SD424 MJ15003-2N3773 BDX50-NTE284
RCA17556 MJ15003-2SD424 2N3773
Aop Pcb Iss
TL071 PCB M12565 ISS 3
NE5534-LM351 PCB M12565 ISS 3
LM301 PCB M12565 ISS 3
TL071 PCB M12565 ISS 5-6-7


pdf TL071 DATASHEET

pdf NE5534 DATASHEET

pdf LM351 DATASHEET

Capacitors of Quad 405 and 405-2

BOARD NUMBER M12368 ISS 5-6-7

Capa Volts Number
0.68 µf 100 C1
100 µf 10 C2
3.3 pf C3
0.047 µf 250 C4
100 µf 6.3 C5
1000 pf 400 C6
330 pf C7
120 pf C8
47 µf 40 C10
330 pf C11
0.1 µf 250 C12
10 000 µf 63 C13
10 000 µf 63 C14
0.047 µf C18 - (BOARD ISS 7)



BOARD NUMBER M12368 ISS 9-10

Capa Volts Number
0.68 µf 100 C1
100 µf 10 C2
3.3 pf C3
0.047 µf 250 C4
100 µf 6.3 C5
1000 pf 400 C6
330 pf C7
120 pf C8
47 µf 40 C10
330 pf C11
0.1 µf 250 C12
10 000 µf 63 C13
10 000 µf 63 C14
0.1 µf 100 C15
0.1 µf 100 C16
10 µf 40 C17
1000 pf C19


BOARD NUMBER M12565 ISS 3-5-7


Capa Volts Number
680 nf 100 C1
100 µf 10 C2
3.3 pf C3
47 nf 250 C4
100 µf 6.3 C5
1 nf 400 C6
330 pf C7
120 pf C8
47 µf 40 C10
1000 pf C11
100 nf 250 C12
10 000 µf 63 C13
10 000 µf 63 C14
100 nf 100 C15
100 nf 100 C16
10 µf 40 C17