MARCONI

209
219
264
284
289
296
557
559
567
575
576
577
656 to 871
851
857
858
861 – Radiogram
878
882
883
884
885
T19A
T21A
T25DA
T26A
T37DA
T38A
T38AB
T43DA
TARG39A
ARG40A
ARG41A

MASTERADIO

manuals are in the members area here

D111
D120

McMICHAEL

manuals are in the members area here

135
135U
365
371
481 AC
508U
808
M101R
M101RG
TWIN SUPERVOX

MULLARD

MA3
MAS4
MAS221
MAS281

MURPHY

A24RG
A26RG
A28RG
A30
A36
A38C
A40C
A46
A48
A50
A52
A72
A72RG
A674 and A684
A90
A96
A98

A104
A104R
A122
A122C
A122M
A124
A128
A130
A138R
A146C
A146CM
A168
A168M
A170
A172R
A182 and A182R
A186
A188C
A192
A192T
A212
A242
A242R
A252
A262
A262R
A272
A272C
A474
A482
B23
B101
B119
B141
B143
B165
BA22
BU183
D26
B28C
D30
D26
D36
D70C
D72
TA154
TAO776
TU154
SA122
SAD94
SAD945
U102
U102A
U124
U128
U130
U144
U168
U168M
U182R
U198H
U212
U242
U472
U502
U504
U506
U512
U598
U698