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Radiotehnika Volna SP2.5 bulk speaker cable / Inakustik Premium LS bulk speaker cable

Spec deltas, DNA with confidence and what the specialists said. “Better” only where a source backs it.

Model AModel B

Specifications

same tier

Radiotehnika Volna SP2.5 and Inakustik Premium LS are the same tier; they differ in character and in the figures below.

Specifications
Parameter	Radiotehnika Volna SP2.5 bulk speaker cable	Inakustik Premium LS bulk speaker cable
Tier	entry	entry
Gauge	2.5	4
Geometry	круглый кабель: два проводника в общей круглой оболочке	двухпроводная линия Twin line — два параллельных проводника в общей плоской оболочке; маркировка полярности цветными полосами «плюс/минус»
Resistance per 100 m	0.7	0.4
Price	429 RUB	1,050 RUB

«4 мм², плоская Twin line — для трасс длиннее 5 м, 4-омной акустики и скрытой прокладки»
«Бюджетный 2,5 мм² для трасс до 5 м и 6–8-омной акустики»

R-COMPARE · 1.0.0+c1.0.0 · confidence 0.75

Radiotehnika Volna SP2.5 bulk speaker cable

a budget 2.5 mm² speaker cable for most home systems — up to 5 m per channel at 4–8 Ω AI draft, under review
DIY termination: soft, flexible, easy to cut and strip, strands do not fray AI draft, under review
guitar stacks: tube head and 4–16 Ω cabinet — confirmed by a specialist AI draft, under review
long 5–7.5 m runs and hidden routing — a round, mechanically tough cable AI draft, under review

Inakustik Premium LS bulk speaker cable

runs over 5 m and 4 Ω speakers — 4 mm² keeps losses ≤ 5 % up to 17–23 m per channel AI draft, under review
hidden routing in a cable duct or under skirting — flat 4.7 × 11.6 mm Twin line AI draft, under review
powerful amplifiers (over 150 W) and speakers with impedance dips below 4 Ω AI draft, under review
tidy installation without phasing mistakes — polarity marked with colour stripes AI draft, under review