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HT-700

Casio HT-700

HT-700
HT-700

Released: 1987

MSRP: ?

Synopsis:

(a.k.a. Hohner KS-49) Adds typical consumer level keyboard accompanyment and speakers Architecture Class: Conventional (subtractive).

Ebay Description:

The Casio HT-700 is a 49 (mini) key, 8 voice digital synthesizer with separate poly, chord and bass sections, featuring a digital oscillator (32 waveforms) and dedicated ADSR filter and amplifier envelopes per voice, along with a shared analog resonant, low pass (24dB) filter, LFO, stereo chorus, 40 presets (20 editable), chord memory sequencer, pattern based bass/drum sequencer, and MIDI. The HT700 can be powered by batteries (6 D) or 9V adapter.

Physical

Form Factor Dimensions Weight Audio Input Audio Output Communication Port Control Input Control Output Switch Input Power
49 mini keys W:690mm D:241mm H:90mm W:27.2in D:9.5in H:3.56in 3.96kg 8.5lbs no stereo MIDI: IN OUT no no sustain 7W 6 D batteries AD-5 CA-5 9VDC 850mA (- tip)

Interface

Compatibility Multitimbral Memory Program Memory External Storage External Programming UI Input UI Output
- none Preset:20 User:20 Cartridge:20 card: RA-100 (RAM) no semi-dedicated buttons LCD display

Architecture

Multitimbral Polyphony Unison Architecture
3 (poly, chord, bass splits) 8 no DCO->VCF->DCA

Output

Effects Pan Modulator Volume Modulator Headphone
chorus no DCA-EG yes

Control

Arpeggiator Arpeggiator External Sequencer Sequencer Memory Sequencer External Continuous Program Change
no no chord memory sequencer pattern based bass/drum sequencer Songs: 2 (640 chords, 198 operations) Preset patterns:20 User patterns:10 (2-bar patterns, 1-bar fills) Cartridge patterns:10 MIDI Pitch-Wheel MIDI-PitchBend MIDI

Keyboard

Key Pressure Chord Memory External Control External Sustain Key Scaling Velocity Curves
no auto MIDI pedal no no

Source

Name Signal Class Waveform Octave Range Amplitude Modulator Harmonics Modulator Pitch Modulator Wave Assign Modulator
DCO digital chord:15 complex:32 Samples - no no LFO Pitch-Wheel no
Percussion digital ? - no no no no

Filter

Name Signal Class IC Resonant Shape Frequency Modulator Resonance Modulator Shape Modulator
VCF analog NJM2090 yes triangleC1 sawC1 squareC1 pulse20C1 pulse10C1 sawtriangleC1 noise 24dB low pass triangleC1 sawC1 squareC1 pulse20C1 pulse10C1 sawtriangleC1 noise VCF-EG no no

Envelope

Name Level Rate Loop Polarity Trigger Level Modulator Rate Modulator
VCF-EG sustain attack decay release no no no no no
VCA-EG sustain attack decay release no no no no no

LFO

Name Waveform Delay Polarity Sync Delay Modulator Level Modulator Rate Modulator
LFO random saw:up saw:down square triangle yes no no no Mod-Wheel no
Conventional Models
HZ-600 HT-700 MT-600 HT-3000 HT-6000