Page 2
page 3 Tape recorder section
Measurement Standard Adjusting]
conditions Values positions
Confirmation Test tape 1 Playback the test tape TCC-182A (8KHz) Maximum Adjust the head
of head angle :TA-182A(8KHz) 2 With the recording & playback mechanism, output azimuth screw
Measurement output adjust the head azimuth screw so that the only when the
terminal left and right output levers become head has been
:Speaker terminal maximum, After adjustment, lock the head changed
Sperker R azimuth at least by half turn.
(Load resistance:4£[)
:Headphone terminal
Confirmation Test tape Adjust VR301 so that the frequrncy counter Tape speed VR301
of tape speed :TCC-112(3000Hz) reading becomes 3,010Hz +/-15Hz when of deck
playing back the test tape TCC-112 (3000Hz) with :3,010Hz
Measurement output playback and recording mechanism after +/-15Hz
terninal ending forward winding if the taoe.
:Headphone terminal
Reference Values for Confirmation Items
Measurement Standard Adjusting]
conditions Values positions
Wow & flutter Test tape When the test tape TCC-112 (3000Hz) has been 0.25% or
:TCC-112(3000Hz) played back with the recording and playback less
mecganism at the beginning of forward (WRMS)
Measurement outut winding, the frequency counter reading of
terminal wow & flutter should be 0.25% or less
:Headphone terminal (WRMS).
Electrical Performance
Measurement Standard Adjusting]
conditions Values positions
Adjustment of £»Mode:Forward or 1 With the recording and playback
recording bias reverse mode mechanism, load thd test tapes
current£» Recording mode TDK-60 , and set the mechanism to the recording 4.5£gA
(Reference£» Test tape and pausing condition in advance . +/-0.5£gA
Value) TDK-60
Measurement output 2 After connecting 100£[in series to the
termial recorder head, measure the bias current
:Both recording and with a valve voltmeter at both of the
headphone terminals terminals ITEMS Measrrnment methedMeasrrnment methed Items
ITEMS Measrrnment methed
