Adcom GFP-345 User Manual

CD Q
Iia!»r et .hl SK iaCkS '?l 0r USe W j th a Com P act Disc ( CD > P'ayer Or other similar high-level signal source, such as a tape
approximatet/ 22 OOOohrlT 3 P ' ayer ’ ° r vide °- cassette record e r (^R). The load impedance of this input is
TUNER O
Although this pair of inputs is provided for your tuner, they may be used with any other high-level source such as a taoe
Playe ' 0rO,herSiml,ar signal source. The load impedance of,his input
AUX2 0
T Vided f ?: any ° thef high-level source you may have available such as a tape player, an additional
CD & Sp°ut C ° P 3yer ° r h6r S ' m ' 3r h ' 9h ' level source - The load impedance of this input is identical to that of the
TAPE IN O
Ibolfthe c a nO inmi ann! iC Xh n Sensitiv ‘ ,y and electd cal characteristics to the CD O inputs and the comments made
tbe , C ? ® ," puts app ' y ; These may be used not on| y ,or cassette or other audio tape recorders (such as DAT or
DCC), but also with any high-level signal source such as a VCR's audio outputs, etc.
If you desire simple Payback ofprerecorded tapes, plug the left and right outputs of your tape machine labelled “tape
nulh In hP TA U pFMn2 e ffi . k G |aCk f USin9 3 S6t ° f Sood-q^ty, low-loss audio cables. To select playback of tape
pd ® b " f P M S N P s *' ,ch on the ,ront P anel of ,he GFP-345. Whenever the TAPE MON © is activated the LED
directly above it will glow. Also, whenever the TAPE MON © switch is pushed in the INPUT © selector will be
disconnected from the circuit. That is, whatever source has been selected through the INPUT © selector will be
SKTSF frdm th ® c,rcu,,s of the GFP * 345 and will be supplanted by the source, or tape recorder, plugged into the
TAPE IN Q jacks on the rear panel of the preamplifier.
TAPE OUT O
'^ biph ® v ®^ i " pdt is 3 ®'® cted via ,h « INPUT © selector knob will appear at the TAPE OUT O jacks. It should be pointed
ou , that re 9 ard| ess of the positionthe TAPE MON © switch is in, whatever source is selected via the INPUT © selector
All 8 T X PE OUT ° iaCkS - TheTAPE M0N ° SWitCh only CO " trols the P^y^ckcircuitsof theGFP-345^
tapp unSffifc? h .• If y ° U are rn °7 ,0nn9 3 recordin 2 which is being made on a tape or cassette machine, by using the
TAPE MON © function, you must leave the INPUT © selector on the source selected for recording or the recording
thr^nLT^nnT P e H r ,n P .h e ; ' S ’ , he changing of SOurce selection through the INPUT © selector switch will interrupt
T 9 ,ed tP the tape or cassette recorder via the TAPE OUT O jacks. To hook-up the TAPE OUT Q to your
cassette or tape recorder, connect the right and left jacks on the cassette or tape recorder labelled “line in" or “record in"
L6FT CHA ,T EL and RIGHT CHANNEL TAPE OUT o jacks on the rear panel on the GF^is It
recording P ° r,ant ^ Y ° U ^ ° n Y high " quallty ’ low * loss interconnecting cables in order not to degrade the quality of the
NOTE
T ^| PE ?!^ T ® circuds are actively “buffered" in order to insure that the signal within the circuitry of the GFP-
345 will not be compromised regardless of whether the tape recorder is in use or not. Therefore, you can listen
‘J® source which, yot.are recording without fear of deg rading the signal either in the recording or the listening
mode. In addition, the buffered outputs will prevent the normal degradation that tape recorder inputs cause an
audio signal in a preamplifier when the tape recorder circuits are turned off and not in operation.
EXTERNAL PROCESSOR IN ©/ EXTERNAL PROCESSOR OUT ©
J, h '® -"Puts and outputs is provided for use with any "signalprocessor" such as an equalizer, time-delay unit.
EEfTT* d6 ^ er : ® T he ^^NAL PROCESSOR IN 0 / EXTERNAL PROCESSOR OUT © jacks are
selected and controlled by the front-panel button labelled EXT PROC ©. Pushina in the EXT PROC © button will
connect whatever processor is plugged into the EXTERNAL PROCESSOR IN ©/EXTERNAL PROCESSOR OUT
to C TCU'try of the GFP-345. Whenever the EXT PROC © button is pushed In. activating this circuit, the red
li^F^FRNAi 1 ppnr r Ji* as, " B ] h ® 0(7 PROC ® button will disconnect the EXTERNAL PROCESSOR IN
St PROr® L hMn° CES ^ OR ^ U h T ® jacks from the circuitry of the preamplifier It is important to note that when the
EXT PROC © button is released, both sets of jacks (EXTERNAL PROCESSOR IN ©/EXTERNAL PROCESSOR OUT ©)
E*?" 0 ?* removed ,rom ,he circui,r V of Preamplifier (and, so, consequently whatever processor is plugged into
these jacks) to prevent any possible degradation of the signal selected through the INPUT © selector switch.
4

Adcom GFP-345 Specifications

General

Brand	Adcom
Model	GFP-345
Category	Amplifier
Language	English