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Elka ER-44

FM rack mount module (1986)

Elka ER44
"Rackmount module version of FM Italian synthesizer Elka Ek-44 based on a 4 OP Chip from Yamaha "

 Main Data 

Elka ER44



Company: Elka
Model: ER44
Class: Midi Module
Rackmount: 2 units
Display: LCD no backlight
Synthesis : frequency Modulation
Dates: 1986
Country: Italy
Polyphony: 18 voices (2x9)
Operators: 4 (sinewave)
Algorithms: 8 models
Memory: 96 slot (64 ROM) + 16 performances
Multitimbric: 8 parts
EG: 4 DCO + 1 EG AMP
LFO: 1 vibrato
Weight: 
Dimensions:  
IC YM2203 OPN /  MN3009 +  MN3101 / 
CPU: TMS 7001 + Motorola 68b09

Module same performance as Ek-44 , desktop module  version is Em-44 . Also a slimmed down version with half polyphony model ER-33

Rear panel connectors:
- Stereo out (with impedance switch)
- headphones out
- Midi interface (IN OUT THRU)
- ROM and RAM cartridge slot
- volume input pedal
- sustain input pedal
- portamento input pedal
- program UP input pedal




none

- No official VST plugin No free samples


 - looking for Elka Ek44 service manual and schematics
- download free EK44 user manual

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 In details 

Er44 CPU

VOICE Cpu 8-Bit Microcomputers TMS 7001 + Motorola 68b09 handle 18 voices polyphony: 2 detunable x 9 voices engine DEG1  + DEG2 .

Main IC is based on a FM YM2203 (SG1/6 these are yamaha IC but sanded) CHIP - able to generate 4 sinewave OP routed into 8 possible algorithms.

18 voices

DEG1 8 voices
DEG2 8 voices

 4 oscillators

Sinewave shape called "DCG"

8 algorithms

Check out the table picture

YM2203 OPN

FM Operator Type-N 3-channel sound chip developed by Yamaha. The YM2203 has been mainly implemented on arcades games from era. usual DAC driver is YM3014 here's called DA1. Wow

Elka EK44 IC

Er-44 Performance

The 2 voice processors can be split, layered or played as 8 indipendent parts with own Midi channels and mix volume. Also other features:

-arabian Scale
-Portamento
- fine tuning
- analog chorus based on BBD MN

ER44

LFO / EG / FILTER

Filter

FILTER 

NONE

LFo

LFO

1 delayed modulator (shapes: Sawtooth Sinewave, random and Square) with variable depth

Envelope

Envelope

- 4 EG FM  (ADSR)
- 1 pitch EG

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Elka EK44

ER-44 memory

Sequencer

96 slot (64 ROM) + 16 performances
can be expaned with cartridge

Battery

<- internal battery sanyo 

Our Verdict 

"Fm sounds with analog chorus, these are quite hard to find, but still cheap around "

Sound 
quality

Interface

Build
 quality

Rarity

Quality / 
price

Overall

CONS

- interface
-limited 4 OP 
- no editor

PROS

-rare
- FM
-chorus

Are you a ER44 user? do you like it? You do not agree with our review?  Let us know in the comment field just below 

DISQUS COMMENTS WILL BE SHOWN ONLY WHEN YOUR SITE IS ONLINE

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