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Roland SP-404A: Linear Wave Sampler

Maximum Polyphony

12 voices

Recordable Data

Samples: 

120 (12 samples x 10 banks) (stored on SD card)

Patterns: 

120 (12 patterns x 10 banks) (stored on SD card)

Sampling Time  

(Total Time for All Samples)

The maximum sampling time (size) for a single sample is approximately 180 minutes in stereo (2 GB).
The following table shows the approximate total sampling time of the samples that can be stored on one 

SD card.

Card 

capacity

Stereo (mono)

Card 

capacity

Stereo (mono)

1 GB

Approx. 90 min. (180 min.)

8 GB

Approx. 720 min. (24 hours)

2 GB

Approx. 180 min. (360 min.)

16 GB

Approx. 24 hours (48 hours)

4 GB

Approx. 360 min. (720 min.)

32 GB

Approx. 48 hours (96 hours)

Since the 1 GB SD card included with the SP-404A contains preload data, the available sampling time will 

be less than the time above.

Data Format

16-bit Linear (.wav/aiff)

Sampling Frequency

44.1 kHz

Pattern Sequencer

Maximum recordable notes: Approx. 16,000 notes

Resolution: 96 ticks per quarter note

Pattern Length: 1–99 measures

Recording method: Realtime Loop Recording (with shuffle quantize function)

Effects

29 types

Pads

12 + Sub pad x 1

Controllers

Control Knob x 3

Display

7 segments, 3 characters (LED)

Onboard Mic

Mono x 1

Connectors

LINE IN jacks (L, R) (RCA phono type)

LINE OUT jacks (L, R) (RCA phono type)

PHONES jack (Stereo 1/4-inch phone type)

MIC IN jack (1/4 inch phone type)

MIDI IN connector

DC IN jack

SD card slot

Power Supply

AC Adaptor or Alkaline battery (AA, LR6)/Rechargeable Ni-MH battery (AA, HR6) x 6

* Batteries sold separately

Battery Life for Continuous Use

Rechargeable Ni-MH battery: Approximately 5 hours (When using batteries having a capacity of 1,900 

mAh.)

Alkaline battery: Approximately 4 hours

* These figures will vary depending on the actual conditions of use.

Current Draw

450 mA

Dimensions

178 (W) x 257 (D) x 73 (H) mm 

7 (W) x 10-1/8 (D) x 2-7/8 (H) inches

Weight

1.2 kg/2 lbs 11 oz (excluding AC adaptor)

Accessories

SD Card

AC Adaptor

Leaflet “USING THE UNIT SAFELY”

Owner’s Manual

This document explains the specifications of the product at the time that the document was issued . For the latest informa-

tion, refer to the Roland website .

Specifications

Summary of Contents for SP-404A

Page 1: ...laying Samples 8 Applying Effects 10 Playing Patterns 11 Adjusting the Tempo 12 Recording Samples Basic Operation 13 STEP 1 Connecting Equipment 13 STEP 2 Sampling 15 Deleting a Sample 18 About SD Car...

Page 2: ...rn s tempo During sampling this will light red if the level of the audio signal is excessive p 16 PDF 6 SELECT button Press this when you want to play or record a pattern p 11 LENGTH button Specifies...

Page 3: ...gs PDF 13 HOLD pad This pad allows you to have a sample keep playing even after you take your finger off the pad p 9 EXT SOURCE pad This pad plays the sound of the external line or mic input PDF SUB P...

Page 4: ...Alkaline AA SIZE Dry Battery Ni MH AA SIZE Rechargeable Battery Specifying the type of batteries used You ll need to specify the type of batteries you re using alkaline or Ni MH rechargeable The SP 4...

Page 5: ...arately Audio cables sold separately AC adaptor LINE OUT jacks DC IN jack LINE IN jacks If you re using headphones sold separately connect them here Place the AC adaptor so the side with the indicator...

Page 6: ...er to this unit will be turned off automati cally after a predetermined amount of time has passed since it was last used for playing music or its buttons or controls were operated Auto Off function If...

Page 7: ...prevent damage to the buttons and controls Also you should try to orient the unit so no buttons or controls get damaged Never insert or remove an SD card while this unit s power is on Doing so may co...

Page 8: ...the sample bank To select bank F Press the A F button twice so it starts blinking How many samples can play simultaneously The SP 404A can play 12 monaural samples or 6 stereo samples simultaneously W...

Page 9: ...ssed most recently the current pad You can change the sample settings by pressing these buttons With the factory settings the samples in some banks of the included SD card are protected and cannot be...

Page 10: ...the filter s resonance CTRL 3 drU DRIVE Adjusts the amount of drive distortion For details on each effect refer to Effect List PDF Applying an effect to multiple samples Normally the effect will be a...

Page 11: ...What is a pattern bank A pattern bank is a set of twelve patterns assigned to the pads The SP 404A has ten pattern banks A J Use the A F E J buttons to switch pattern banks To select F Press the A F...

Page 12: ...s how to change the playback tempo of the pattern 1 Press the TIME BPM button so it s lit MEMO If the SELECT button is lit you ll be changing the pattern s tempo If the SELECT button is extinguished y...

Page 13: ...layer turntable cannot be connected directly to the SP 404A If you want to connect a record player you must use an audio amp that will accept a connection from a record player or use a phono equalizer...

Page 14: ...this button unlit Using the built in mic If you want to use the built in mic don t connect anything to the MIC IN jack The built in mic won t operate if a mic is connected to the MIC IN jack Howling...

Page 15: ...L button 3 Press the BANK E J button so it s blinking If the button is lit bank E is selected press the E J button once again so it s blinking Pads to which you can sample will blink 4 Press the pad 1...

Page 16: ...of your audio source e g portable music player MEMO If the volume of your device is not adjustable and the PEAK indicator stays lit set the SP 404A s input gain to 10 dB PDF If you re using a mic tur...

Page 17: ...l end If the display indicates FUL In the following cases the display will indicate FUL and sampling will end automatically When there is no remaining free space on the SD card When the sample current...

Page 18: ...hat can be deleted will blink Select a bank Protected banks p 21 are indicated as Prt and cannot be selected Pads that can be deleted will blink 3 Press the pad that you want to delete The selected pa...

Page 19: ...t and the DEL button will blink MEMO If you decide not to format the card press the CANCEL button 3 Press the DEL button The DEL button will light and formatting will begin During the formatting proce...

Page 20: ...l blink MEMO If the memory is protected p 21 the display will indicate Prt Protected and the backup load operation cannot be executed If there is no backup data on the SD card the display will indicat...

Page 21: ...s of banks A J MEMO Protection will be cancelled for the factory set samples and patterns This setting is retained even while the power is turned off Protecting an Individual Bank 1 Press the SELECT b...

Page 22: ...m support The FCTRY folder contains the factory set preset data 5 Insert the SD card into the SP 404A and while holding down the CANCEL REMAIN and DEL button buttons turn on the power The display will...

Page 23: ...tern or backup data to delete There is no backup data to load There is no WAV or AIFF to import Err Error Invalid data was found and it was repaired or deleted FUL Memory Full Processing could not be...

Page 24: ...note Pattern Length 1 99 measures Recording method Realtime Loop Recording with shuffle quantize function Effects 29 types Pads 12 Sub pad x 1 Controllers Control Knob x 3 Display 7 segments 3 charact...

Page 25: ...wn the needed information Although we will do our utmost to preserve the data stored in your unit when we carry out repairs in some cases such as when the memory section is physically damaged restorat...

Page 26: ...MEMO...

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