Leak Sandwich 250 is a 3-way Passive Bass Reflex Bookshelf speaker by Leak. It features a 1.2" Dome Tweeter, 1 x 4.25" Midrange and 1 x 11" Aluminium-Foamcore Sandwich cone Woofer. The speaker has a frequency range of 42Hz-26kHz and a sensitivity of 88.5 dB. Leak Sandwich 250 has an MSRP of 2399$ per pair.
What size of room is the Leak Sandwich 250 speaker good for?
The size of the room in which you are planning to use the Leak Sandwich 250 is an important decision factor. Here we have evaluated its suitability to various sizes of environments considering its size and max power parameters:
|Very Large Room
(* Approximate Room sizes: Small < 100sq. ft / 9 m2, Mid-size: 100-220 sq. ft / 9-20 m2, Large 220-400 sq. ft / 20-36 m2, Very Large: > 400 sq. ft / 36 m2.
Average Floor Height: 9" / 2.7m. Typical room sizes differ from country to country, and the actual listening experience changes depending on floor height, room shape, surface materials, listening position, speaker locations, etc.)
What are the speakers in Leak's Sandwich Series?
Sandwich 250 is a member of Leak's Sandwich series of Passive speakers. Below you can see the main specs of these speakers.
Leak Sandwich Series Speakers
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What is the Frequency Response of the Leak Sandwich 250 speaker?
Leak Sandwich 250 has a Frequency response range of 42Hz-26kHz at ±3dB and Power Range of 25-250 watts. At a minimum frequency of 42 Hz, Sandwich 250 will provide a deep bass that will probably satisfy majority of listeners, especially for music. Movie lovers and music listeners who like to experience a full range response will still benefit from the use of a subwooofer though.
To focus on the subwoofers that are in a similar price range with Leak Sandwich 250, check out the Powered Subwoofers under $3000. Alternatively, find the Full list of Powered Subwoofers regardless of the price.
Here we have a comparison of how Sandwich 250's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
What is the Crossover frequency of Leak Sandwich 250?
Sandwich 250 is a 3-way speaker and its crossover frequency between the woofer and the midrange set to 470Hz and the Crossover frequency between the midrange and the tweeter is set to 3100Hz.
What are the Impedance and Sensitivity of the Leak Sandwich 250? Is it an easy-to-drive speaker?
Leak Sandwich 250's nominal impedance level is 4 ohms
and has a sensitivity of 88.5 dB
Nominal Impedance of 4 Ohms means that the Leak Sandwich 250 is a difficult to drive speaker from nominal Impedance perspective, make sure that you choose an amplifier than can provide 4 Ohms for this speaker.
Many AVRs (audio/video receiver) in the market may have difficulty when the speakers dip below the 4 Ohms levels (this may cause clipping or even physical damage), so we recommend to not pair the Leak Sandwich 250 with an AVR but use an Integrated Amplifier instead.
89dB of Leak Sandwich 250 is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise.
Check the amplifiers that are in a similar price range to the Leak Sandwich 250:
Sandwich 250 features Binding post type connectors. Bi-amping and Bi-wiring are not possible.
Leak Sandwich 250 External Dimensions and Weight
Leak Sandwich 250 has external dimensions of (Height x Width x Depth) 25.8 x 14.6 x 11.8 inch (655 x 370 x 300 mm ).
Base Surface Area
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited.
The base area of Leak Sandwich 250 is approximately 1110.0cm2 / 172.1inch2.
To get a better perspective on the real life size of Leak Sandwich 250, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).
Here we place the Leak Sandwich 250 virtually next to a standard width amplifier and turntable on a BDI Octave Media Cabinet to get a better idea about the size.
The Leak Sandwich 250 weighs 27.30kg / 60.1lbs per piece. Here is a comparison of how Sandwich 250's weight compares with the average, max and min weights in its class.
All Bookshelf Speakers
Bookshelf Speakers under $3000
Cabinet type and Materials
Leak Sandwich 250 has a Bass Reflex
type cabinet and a real-wood veneer finish. Bass Reflex type loudspeakers (aka Ported, Vented or Reflex Port) have enclosures that uses a port, hole or vent cut into the cabinet. Ported designs are generally more efficient than the Sealed designs.
Leak Sandwich 250 comes with Rubber feet
which you can use to secure your loudspeaker on the surface that you are putting on. It is always recommended to use some kind of feet under all types of speakers. Besides limiting the movement of the speakers, it also compensates for non-flat surfaces and limits the contact surface area of the speaker. Rubber based feet also help isolating the vibrations within certain frequency ranges.
Leak Sandwich 250 is a rear-firing port speaker so you have to make sure you leave enough space between the back of the speaker and wall or bookshelf so that it has room to breathe.
Leak Sandwich 250 is available in walnut.
Sandwich 250 doesn't sport any built-in mounting bracket, so you need an external structure to mount it on walls.
Leak sells a dedicated speaker stand for the Sandwich 250 with a model name Sandwich 250
. You can check the latest price and availability of these stands at B&H PHOTO
Does the Leak Sandwich 250 come with a Grille?
Sandwich 250 comes with grilles in Black color choices. The purpose of the grille is to protect the delicate driver elements from external impacts while still allowing the sound to pass as clearly as possible.
Here is a list of accessories that we think you may need for the Leak Sandwich 250.
- Speaker Cable and Connectors
- Vibration Isolators: IsoAcoustics isolators more affordable options too.
- Acoustic Panels and Treatments: Your room is as important as your stereo equipment so acoustic treatments goes a long way in improving the overall performance.
- Speaker Stands: Stands bring your bookshelf speakers to ideal height (rule of thumb is to have the tweeter level with your ear in your listening position), helps stability and acoustical isolation.
Official Product Page
Official manufacturer's product page for the Leak Sandwich 250 speaker can be found below:
Official Product Page for Leak Sandwich 250