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10

SPECIFICATIONS FOR THE LTB POWERED MIXER

DESIGNATION TYPE

PR 345

PART NUMBER

071-1700-000  (120 V)
071-1730-000  (240 V)  Aust
071-1740-000  (230 V)  UK
071-1760-000  (230 V)  Euro

POWER SPECIFICATIONS

120V version: 120V AC, 60 Hz, 270W
230V version: 230V AC, 50 Hz, 270W 
240V version: 240V AC, 50 Hz, 270W

PRE-AMPLIFIER SECTION

MIC INPUT IMPEDANCE

2.7 k

LINE INPUT IMPEDANCE

100 k

MIC INPUT SENSITIVITY

2 mV

LINE INPUT SENSITIVITY

6 mV

CHANNEL TONE CONTROLS

Low +/- 15 dB @ 30 Hz
Mid +/- 15 dB @ 1 kHz
High +/- 15 dB @ 15 kHz

OVERALL AMPLIFIER

-3 dB @ 10 Hz to -3 dB @ 50 kHz 

FREQUENCY RESPONSE

(Aux In @ 10 mV)

PHANTOM POWER

+15 V DC 

POWER AMPLIFIER SECTION

POWER OUTPUT

80W @ <0.03% T.H.D. + noise @ 1 kHz into 4 

RATED LOAD IMPEDANCE

INPUT SENSITIVITY

34 mV 

DIMENSIONS

Height: 5.75 in 

14.6 cm

Width: 17.5 in

43 cm

Depth: 10 in

25.5 cm

WEIGHT

20 lbs

9 kg

PRODUCT SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE.

Summary of Contents for 51923

Page 1: ...Owner s Manual for LTB Portable Sound System P N 051923 REV B From Fender Pro Audio PORTABLE SOUND SYSTEMS ...

Page 2: ...d be treated with special care and attention to detail At Fender we know what building quality musical instruments and sound reinforcement equipment is all about In fact many of the world s best sounding electric musical instruments and sound reinforcement equipment proudly wear the Fender name Whether you need a simple box top powered mixer for your Saturday afternoon jam or a professional full s...

Page 3: ...channel inputs a patch bay and much much more With 1 4 inch TS phone jacks and 3 Pin XLR female input jacks your LTB sound system can accommodate a wide variety of input connections and signal levels Ideal for live music churches auditoriums hotel conference or meeting rooms your LTB sound system is suitable for a variety of sound reinforcement applications The LTB mixer amplifier s front panel pa...

Page 4: ...ume of the individual channel Rotating the knob clockwise increases the respective channel s contribution to the Main Out mix After slowly raising the MAIN volume control slowly bring up this input level control listening for the onset of feedback or howling or until the desired level is reached The LTB s overall volume can be increased by rotating the MAIN control clockwise D HIGH Z Plug your hig...

Page 5: ...external signal processing device such as a digital delay or a chorus unit J AUX IN This 1 4 inch unbalanced TS line level input jack is designed to accept signal from an external processing device such as a digital delay or a chorus unit Any signal entering this jack is mixed into the Main bus signal K FTSW This 1 4 inch TS unbalanced output jack is designed for use with an optional footswitch P ...

Page 6: ...e if the microphone is plugged into the channel 1 inputs the appropriate channel control is labeled 1 listening for the onset of feedback or howling or until the desired level is reached The LTB s overall volume can be increased by rotating the MAIN control clockwise 9 If using external signal processing devices slowly raise the appropriate channel EFX control until the desired level is reached ie...

Page 7: ...apy solution Avoid spilling any liquids on the operating surface grilles volume and tone controls switches and line cord inputs ALWAYS unplug the LTB before cleaning it or approaching it with fluids Before plugging in the LTB wait until the unit has completely dried If the LTB is set up but does not function please check the following items Is the LTB s power cord properly plugged into an electric...

Page 8: ...NORMAL C O r 2 METAL TAPE SELECT NORMAL C O r 2 METAL RECORD LEVEL L R RECORD LEVEL L R SIMPLE LTB SETUP 1 Connect the speaker cords from the PARALLEL SPKR JACKS to the LTB 10 speakers 2 Connect a microphone to a LOW Z input jack and any keyboard or other instrument to a HIGH Z input jack 3 The LEVEL control in each channel strip adjusts the amount of signal sent to the main bus where all channel ...

Page 9: ...o the LTB as before 2 Next connect a cord from the EFX jack to the input on the effects processing unit Return the signal to the LTB by connecting a cord from the output of the effects unit to the AUX IN jack on the LTB 3 The EFX knob on each channel adjusts the amount of signal sent to the EFX jack where the signal is then sent to the processor 4 Be sure to turn on the tape deck keyboard or other...

Page 10: ...7 kΩ LINE INPUT IMPEDANCE 100 kΩ MIC INPUT SENSITIVITY 2 mV LINE INPUT SENSITIVITY 6 mV CHANNEL TONE CONTROLS Low 15 dB 30 Hz Mid 15 dB 1 kHz High 15 dB 15 kHz OVERALL AMPLIFIER 3 dB 10 Hz to 3 dB 50 kHz FREQUENCY RESPONSE Aux In 10 mV PHANTOM POWER 15 V DC POWER AMPLIFIER SECTION POWER OUTPUT 80W 0 03 T H D noise 1 kHz into 4 Ω RATED LOAD IMPEDANCE 4 Ω INPUT SENSITIVITY 34 mV DIMENSIONS Height 5 ...

Page 11: ...ith 1 5 voice coil HF DRIVER Piezoelectric Horn SENSITIVITY 94 dB 1W 1M MAXIMUM OUTPUT SPL 1 M 111dB continuous 117 dB peak CROSSOVER FREQUENCY 4 kHz DIMENSIONS Height 16 75 in 42 5 cm Width 12 75 in 32 4 cm Depth 11 75 in 29 8 cm WEIGHT 16 lbs 7 3 kg PRODUCT SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE A PRODUCT OF FENDER MUSICAL INSTRUMENTS CORP CORONA CA 91720 USA ...

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