Audiostate LR150, LR230 & LR300 Marshall Amplification plc Denbigh Road, Bletchley, Milton Keynes, MK1 1DQ, England Tel: (01908) 375411 Fax: (01908) 376118 Web Site - http://www.marshallamps.com Whilst the information contained herein is correct at the time of publication, due to our policy of constant improvement and development, Marshall Amplification plc reserve the right to alter specifications without prior notice.
WARNING! Please read the following list carefully. A. ALWAYS ensure that a good quality mains plug is fitted to your Audio State™ conforming to the latest B.S.I. standards (UK only) lead supplied. B. ALWAYS ensure that the plug is wired in accordance with the regulations of your country. C. DO NOT attempt to remove the chassis. There are no user serviceable parts inside your Audio State™. D. ALWAYS have your Audio State™ serviced or repaired by competent, qualified service technicians. E.
compression driven Constant Directivity high frequency horn with a pro grade crossover and horn protection circuit. Each channel has 3 band EQ, gain and FX send controls, whilst the master has a parallel FX loop, spring reverb and line outs to send the mixed signal to a larger PA system or tape recorder if required. The LR300 features a protection device fitted to the cross over filter to protect the horn. If pushed too hard into distortion, the horn will be automatically de-activated.
signal through Channel 1, as it dictates the amount of signal to the Effects Send (item 12). 12. Send Jack Note - this will be effected by the Effect Return control (item 15) and the Master Reverb control (item 16). 13. Return Left / Mono Jack For connection to the input of an external effects processor (mixed to mono). For connection to the left output of a stereo external effects processor or from the output of a mono effects processor. Channel 2 7. Mic Input XLR 14.
AUDIO STATE LR150 LR150 Top Panel Features Channel 1 & Channel 2 Note - this will be effected by the Effect Return control (item 19) and the Master Reverb control (item 20). 1. & 5. Low Controls the low frequencies on Channel 1 and Channel 2 respectively. 13. & 18. Volume Controls individual volume level for channel 3 and 4 respectively. Overall volume will be governed by the Master Volume control (item 21). 2. & 6. High Controls the high frequencies on Channel 1 and Channel 2 respectively. 3. & 7.
LR150 Rear Panel Features N.B. Reads from right to left on panel. 1. Mains Input 7. Line Input Jack This is a high impedance unbalanced input. For connection to the mains. We would always recommend that your plug is wired in accordance with your country’s regulations Channel 4 8. Mic Input XLR 2. Power This is a low impedance balanced input for use with microphones. Switches the mains power to the combo 9. Line Input Jack Channel 1 This is a high impedance unbalanced input. 3. Line Input Jack 10.
28. Effect Return 30. Master Volume This is the master Effects Return and is an effects mix control, allowing you to decide when using an external effects processor how much of your overall sound will be effected. Further control is given by the individual Effect control which features on each channel. The overall volume of the combo is set here. As with effects and reverb, there is an independent control on each channel allowing you to set independent volume levels for each channel.
LR150 - Top Panel CHANNEL 1 CHANNEL 2 CHANNEL 3 CHANNEL 4 LINEAR RESPONSE AMPLIFIER ON 1 2 -10dB +10dB 5 -10dB LOW +10dB 6 -10dB HIGH +10dB 9 -10dB LOW 10 +10dB -10dB HIGH +10dB 11 -10dB LOW +10dB MID -10dB 14 +10dB 15 -10dB HIGH +10dB 16 -10dB LOW MASTER -10dB +10dB 19 +10dB 4 0 10 7 0 EFFECT 10 VOLUME 8 0 10 EFFECT 12 0 10 VOLUME 17 13 0 10 0 EFFECT 10 0 VOLUME 18 10 EFFECT 0 21 HIGH MID 0 3 20 22 10 EFFECT RETURN 0 10 MAS
LR230 - Front Panel CHANNEL 1 CHANNEL 2 3 L 2 R VOLUME EFFECT & REVERB 7 8 REVERB MASTER LINEAR RESPONSE AMPLIFIER POWER RETURN LEFT/MONO LEFT/ MONO LEFT/ MONO 1 EFFECTS VOLUME EFFECT & REVERB SEND 13 EFFECT REVERB REMOTE LOW VOLUME HIGH 0 14 5 4 LINE INPUT RIGHT 0 6 10 0 9 10 MIC 10 RIGHT 0 11 10 0 21 15 12 10 RETURN RIGHT 0 1 16 10 0 17 10 18 19 -10dB +10dB -10dB +10dB 20 0 10 AUDIO STATE LR230 LR230 - Rear Panel WARNING!: SHOCK HAZARD. DO NOT OPEN.
LR300 - Top Panel CHANNEL 1 CHANNEL 2 CHANNEL 3 CHANNEL 4 CHANNEL 5 LINEAR RESPONSE AMPLIFIER SPEAKER EMULATOR POWER ON MASTER 1 6 -10dB +10dB 11 -10dB HIGH +10dB -10dB HIGH 0 10 0 10 0 MID MID +10dB 0 0 LOW +10dB LOW +10dB 21 10 0 +10dB 30 MASTER VOLUME 26 10 0 VOL 10 VOL 27 -10dB LOW 29 EFFECT RETURN MID 22 -10dB 10 28 -10dB VOL 15 -10dB 0 EFFECT +10dB 14 10 10 24 10 25 -10dB VOL +10dB 0 MID 9 10 VOL MASTER REVERB EFFECT MID 4 5 10
